Question

Evaluate the expression when
у = 3 and z = 9.
2
y + (z-7)² x 2

Answer 1

Step-by-step explanation:

$y + (z - 7) {}^{2} \times 2 \\ 3 + (9 - 7) {}^{2} \times 2 \\ 3 + (2) {}^{2} \times 2 \\ 3 + 4 \times 2 \\ 3 + 8 = 11$