Question

Help how do I do thisss

Answer 1

1

Explanation:

We just plug in the 3 into the equation:

m² - 5m + 7

3² - 5(3) + 7

Following PEMDAS, we do parenthesis first

3² - 15 + 7

Then we do exponent next

9 - 15 + 7

Since it’s just add and subtract left, we go left to right

-6 + 7

1

Answer 2

Normal calculation answer = 1

Boadmas = -13