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Solve for zz.\newline4+2z2-4 + 2z \geq 2

Full solution

Q. Solve for zz.\newline4+2z2-4 + 2z \geq 2
  1. Isolate variable term: Isolate the variable term in 4+2z2-4 + 2z \geq 2.\newline4+2z+42+4-4 + 2z + 4 \geq 2 + 4\newline2z62z \geq 6
  2. Divide to solve for z: Divide both sides of the inequality by 22 to solve for z.\newline2z262\frac{2z}{2} \geq \frac{6}{2}\newlinez3z \geq 3

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