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Math Problems
Algebra 2
Evaluate expression when two complex numbers are given
If
3
x
−
y
=
12
3x-y=12
3
x
−
y
=
12
, what is the value of
\newline
(
8
x
)
/
(
2
y
)
(8^{x})/(2^{y})
(
8
x
)
/
(
2
y
)
?
\newline
A)
2
12
2^{12}
2
12
\newline
B)
4
4
4^{4}
4
4
\newline
C)
8
2
8^{2}
8
2
\newline
D) The value cannot be determined from the information given.
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If
3
x
−
y
=
12
3x-y=12
3
x
−
y
=
12
, what is the value of
\newline
(
8
x
)
/
(
2
y
)
(8^{x})/(2^{y})
(
8
x
)
/
(
2
y
)
?
\newline
A)
2
12
2^{12}
2
12
\newline
B)
4
4
4^{4}
4
4
\newline
C)
8
2
8^{2}
8
2
\newline
D) The value cannot be determined from the
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If
(
a
)
/
(
b
)
=
2
(a)/(b)=2
(
a
)
/
(
b
)
=
2
, then
(
4
b
)
/
(
a
)
=
?
(4b)/(a)= ?
(
4
b
)
/
(
a
)
=
?
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Let
y
=
cos
(
x
)
x
3
y=\frac{\cos (x)}{x^{3}}
y
=
x
3
c
o
s
(
x
)
.
\newline
d
y
d
x
=
\frac{d y}{d x}=
d
x
d
y
=
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Let
y
=
5
cos
(
2
x
+
10
)
y=5 \cos (2 x+10)
y
=
5
cos
(
2
x
+
10
)
.
\newline
Find
d
2
y
d
x
2
\frac{d^{2} y}{d x^{2}}
d
x
2
d
2
y
.
\newline
d
2
y
d
x
2
=
\frac{d^{2} y}{d x^{2}}=
d
x
2
d
2
y
=
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Let
y
4
−
2
x
=
5
y^{4}-2 x=5
y
4
−
2
x
=
5
.
\newline
What is the value of
d
2
y
d
x
2
\frac{d^{2} y}{d x^{2}}
d
x
2
d
2
y
at the point
(
−
2
,
1
)
(-2,1)
(
−
2
,
1
)
?
\newline
Give an exact number.
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