Question

simplify the expression and evaluate as directed (a^2+5)(a-5)+25 for a=-2​

Answer 1

Answer:

-13

Step-by-step explanation:

= a^3 - 5a^2 + 5a - 25

Now put a = -2

= -8 - (5*4) + 5*(-2) + 25

= -8 - 20 - 10 + 25

= -13