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I need help with all of them but 13B you can answer all of them some of them or just one of them make sure to verify which one you are solving please and thank you ​

I need help with all of them but 13B you can answer all of them some of them or just one of them make sure to verify which one you are solving please and thank class=

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joudi7

Answer:

13. 14. 15.

A.) 21 A.)-2 A.) 8

B.) 21 B.) 14 B.) 8

Step-by-step explanation:

13.

A.) 2(4)^2 - 11 = 21. B.) 2(-4)^2 - 11 = 21

* Note: if the power is a even number (2, 4, 6, and on), then the negative won't affect the answer and can be forgotten.

14.

A.)2squareroot16 - 10 = -2.

B.)2squareroot16 - 10 = 14

15.

|-3 - 8| + (-3) =8

|1/2 - 8| + 1/2 = 8
13. a) 21 b) 21. 14. a) -2 b) 14. 15. a) 8 b)8

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