Q. 3) A={x∣∣−3≤x<−21},B={x∣−1<x≤3} dan C={x∣∣21<x<5}a. A∪B={x∣∣−3≤x<−21∪−1<x≤3}=….b. A∩B={x∣∣−3≤x<−21∩−1<x≤3}=…...c. (A∪B)∩C=…={x∣∣−3≤x≤3∩21<x<5}=….d. (A∩B)∪C=…={x∣∣−1<x<−21∪21<x<5}=….4) A={x∣x2−x−2=0},B={x∣x2−x−6=0}, dan C={x∣x2−4=0}.A={x∣x2−x−2=(x+1)(x−2)=0⇒x1=−1;x2=2}, sehinggaA={−1,2}.C={x∣∣21<x<5}0, sehingga C={x∣∣21<x<5}1.C={x∣∣21<x<5}2, sehingga C={x∣∣21<x<5}3.Jadi,a. C={x∣∣21<x<5}4.b. C={x∣∣21<x<5}5.c. C={x∣∣21<x<5}6.d. C={x∣∣21<x<5}7.e. C={x∣∣21<x<5}8
Combine Intervals: a. A∪B={x∣−3≤x<−21∪−1<x≤3} Combine the intervals where they overlap.
Find Common Interval:A∪B={x∣−3≤x≤3}
Find Common Interval: b. A∩B={x∣−3≤x<−21∩−1<x≤3}Find the common interval between A and B.
Combine Intervals:A∩B={x∣−1<x<−21}
Factor Quadratic Equation: c. (A∪B)∩C={x∣−3≤x≤3∩21<x<5} Find the common interval between A∪B and C.
Factor Quadratic Equation:(A∪B)∩C={x∣21<x<3}
Factor Quadratic Equation: d. (A∩B)∪C={x∣−1<x<−21∪21<x<5} Combine the intervals where they do not overlap.
Find Common Elements:(A∩B)∪C={x∣−1<x<5}
Combine Sets: Solve A={x∣x2−x−2=0}Factor the quadratic equation.
Find Common Elements:A={x∣(x+1)(x−2)=0} Set each factor equal to zero and solve for x.
Remove Elements:x1=−1, x2=2, so A={−1,2}
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x.x1=−2, x2=3, so B={−2,3}
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3}Solve C={x∣x2−4=0}Factor the quadratic equation.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3}Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3}Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3} Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1B={x∣(x+2)(x−3)=0}2. B={x∣(x+2)(x−3)=0}3Find the common elements between B={x∣(x+2)(x−3)=0}4 and B={x∣(x+2)(x−3)=0}5.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3} Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1B={x∣(x+2)(x−3)=0}2. B={x∣(x+2)(x−3)=0}3Find the common elements between B={x∣(x+2)(x−3)=0}4 and B={x∣(x+2)(x−3)=0}5. B={x∣(x+2)(x−3)=0}6There are no common elements.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3} Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1 a. B={x∣(x+2)(x−3)=0}2Find the common elements between B={x∣(x+2)(x−3)=0}3 and B={x∣(x+2)(x−3)=0}4. B={x∣(x+2)(x−3)=0}5There are no common elements. b. B={x∣(x+2)(x−3)=0}6Combine the sets.
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3} Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1 a. B={x∣(x+2)(x−3)=0}2Find the common elements between B={x∣(x+2)(x−3)=0}3 and B={x∣(x+2)(x−3)=0}4. B={x∣(x+2)(x−3)=0}5There are no common elements. b. B={x∣(x+2)(x−3)=0}6Combine the sets. (A \cap B) \cup C = \{\} \cup \{\(-2\), \(2\)\}
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\)Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\)a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements.b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\)(A \cap B) \cup C = \{\(-2\), \(2\)\}
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\) \(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\)\(\newline\)Find the common elements between \(x\)\(0\) and \(x\)\(1\).
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\) \(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\)\(\newline\)Find the common elements between \(x\)\(0\) and \(x\)\(1\). (A \cup B) \cap C = \{−2, 2, 3\} \cap \{−2, 2\}
Remove Elements: Solve B={x∣x2−x−6=0}Factor the quadratic equation.B={x∣(x+2)(x−3)=0}Set each factor equal to zero and solve for x. x1=−2, x2=3, so B={−2,3} Solve C={x∣x2−4=0}Factor the quadratic equation.C={x∣(x+2)(x−2)=0}Set each factor equal to zero and solve for x. x1=−2, B={x∣(x+2)(x−3)=0}0, so B={x∣(x+2)(x−3)=0}1 a. B={x∣(x+2)(x−3)=0}2Find the common elements between B={x∣(x+2)(x−3)=0}3 and B={x∣(x+2)(x−3)=0}4. B={x∣(x+2)(x−3)=0}5There are no common elements. b. B={x∣(x+2)(x−3)=0}6Combine the sets. B={x∣(x+2)(x−3)=0}7B={x∣(x+2)(x−3)=0}8 c. B={x∣(x+2)(x−3)=0}9Find the common elements between x0 and x1. x2 (A \cup B) \cap C = \{\(-2\), \(2\)\}
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\) \(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\)\(\newline\)Find the common elements between \(x\)\(0\) and \(x\)\(1\). \(x\)\(2\) \(x\)\(3\) d. \(x\)\(4\)\(\newline\)Remove the elements of \(x\)\(1\) from \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\).
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\) Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\) Set each factor equal to zero and solve for \(x\).\(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\) Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\) Set each factor equal to zero and solve for \(x\).\(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\) Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\).\(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\) There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\) Combine the sets.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\)\(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\) Find the common elements between \(x\)\(0\) and \(x\)\(1\).\(x\)\(2\)\(x\)\(3\) d. \(x\)\(4\) Remove the elements of \(x\)\(1\) from \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\).\(x\)\(7\)
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\) \(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\)\(\newline\)Find the common elements between \(x\)\(0\) and \(x\)\(1\). \(x\)\(2\) \(x\)\(3\) d. \(x\)\(4\)\(\newline\)Remove the elements of \(x\)\(1\) from \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(x\)\(7\) e. \(x\)\(8\)\(\newline\)Remove the elements of \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\) from \(x\)\(1\).
Remove Elements: Solve \(B = \{x | x^2 - x - 6 = 0\}\)\(\newline\)Factor the quadratic equation.\(B = \{x | (x + 2)(x - 3) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(x_2 = 3\), so \(B = \{-2, 3\}\) Solve \(C = \{x | x^2 - 4 = 0\}\)\(\newline\)Factor the quadratic equation.\(C = \{x | (x + 2)(x - 2) = 0\}\)\(\newline\)Set each factor equal to zero and solve for \(x\). \(x_1 = -2\), \(B = \{x | (x + 2)(x - 3) = 0\}\)\(0\), so \(B = \{x | (x + 2)(x - 3) = 0\}\)\(1\) a. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(2\)\(\newline\)Find the common elements between \(B = \{x | (x + 2)(x - 3) = 0\}\)\(3\) and \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(B = \{x | (x + 2)(x - 3) = 0\}\)\(5\)\(\newline\)There are no common elements. b. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(6\)\(\newline\)Combine the sets. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(7\) \(B = \{x | (x + 2)(x - 3) = 0\}\)\(8\) c. \(B = \{x | (x + 2)(x - 3) = 0\}\)\(9\)\(\newline\)Find the common elements between \(x\)\(0\) and \(x\)\(1\). \(x\)\(2\) \(x\)\(3\) d. \(x\)\(4\)\(\newline\)Remove the elements of \(x\)\(1\) from \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\). \(x\)\(7\) e. \(x\)\(8\)\(\newline\)Remove the elements of \(B = \{x | (x + 2)(x - 3) = 0\}\)\(4\) from \(x\)\(1\). C - B = \{2\}
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