Question

Find the value of the polynomial z^2 + 2z + 7 at

Z = - 1.​

Answer 1

Answer:

❤️ Hey mate ❤️

Check attachment......

Answer 2

Answer:

Here's your answer

$p( - 1) = { - 1}^{2} + 2( - 1) + 7 \\ \\ = 1 - 2 + 7 = - 1 + 7 = 6 \\ \\ = 6$

Hope it helps ✌