QuestionAugust 26, 2025

12.9 Check Your Understanding An equation is shown. f(m)=3m^2-5 Find f(-2) f(-2)= square

12.9 Check Your Understanding An equation is shown. f(m)=3m^2-5 Find f(-2) f(-2)= square
12.9 Check Your Understanding
An equation is shown.
f(m)=3m^2-5
Find f(-2)
f(-2)= square

Solution
4.7(268 votes)

Answer

7 Explanation 1. Substitute m with -2 Replace m in the function f(m) = 3m^2 - 5 with -2. 2. Calculate 3(-2)^2 Compute (-2)^2 = 4, then multiply by 3 to get 12. 3. Subtract 5 from 12 Perform 12 - 5 to find the result.

Explanation

1. Substitute $m$ with -2<br /> Replace $m$ in the function $f(m) = 3m^2 - 5$ with -2.<br /><br />2. Calculate $3(-2)^2$<br /> Compute $(-2)^2 = 4$, then multiply by 3 to get $12$.<br /><br />3. Subtract 5 from 12<br /> Perform $12 - 5$ to find the result.
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