Question

P = y² + 2z find the value of P if y = 3 and z = -4

Answer 1

P = 1

Explanation:

P =
`y^(2)` + 2 (-4)

P=
`3^(2)` + -8

P = 9 + -8

P = 1

Hope this helps!

Answer 2

`P = {y}^(2) + 2z \\ = {3}^(2) + 2( - 4) \\ = 9 - 8 \\ \color{red} \boxed{P =1}`