Question

Use your order of operations... Evaluate: 3(-2)^2 - 7

Answer 1

5

Explanation:

`3 {( - 2)}^(2) - 7 \\ = 3 * 4 - 7 \\ = 12 - 7 \\ = 5`

Answer 2

Good morning ☕️

Answer:

3(-2)² - 7 = 5

Explanation:

`3(-2)^2 - 7 =`

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NOTE: in this expression we have 3 operations : subtraction , multiplication and power.

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RULE: the rule about the order of operations says :

power comes first then multiplication then subtraction.

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»Calculate (power):

`= 3(4) - 7`

»Calculate (multiplication):

`=12-7`

»Calculate (subtraction):

`=5`

:)