AmazingJasiah AmazingJasiah

06-04-2021
Mathematics

contestada

4. Evaluate the expression for the given value of each variable.

5a2 -7 -b3

when a = -2 and b = -3

please help!
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nataliechou123 nataliechou123

06-04-2021

Answer:

-18

Step-by-step explanation:

5a2-7-b3

[tex]5*a*2-7-b*3[/tex]

[tex]5\cdot \left(-2\right)\cdot \left(2\right)-7-\left(-3\right)\cdot 3[/tex]

Therefore, -18 is your answer.

Hope this helped! :)

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