Question

--2m + 4n2 for m = -6 and n=-5
Evaluate the expression

Answer 1

Answer: 112

Explanation:

Since we were given m and n, we plug them into the expression and solve.

-2(-6)+4(-5)² [exponent]

-2(-6)+4(25) [multiply]

12+100 [add]

112

Now, we know that the value of the expression is 112.