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Edwin was evaluating the expression below when a = 3 and b = -6

Edwin Was Evaluating The Expression Below When A 3 And B 6 class=

Sagot :

Answer:

D

Step-by-step explanation:

[tex] {3}^{2} - 18 + 4( - 6) \\ 9 - 18 + ( - 24) \\ - 9 + ( - 24) \\ = - 33[/tex]

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[tex]\blue\textsf{\textbf{\underline{\underline{Question:-}}}}[/tex]

Evaluate the expression a²-18+4b when a=3 and b=-6

[tex]\blue\textsf{\textbf{\underline{\underline{Answer and How to Solve:-}}}}[/tex]

Substitute 3 in lieu of a and -6 in lieu of b:-

(3)²-18+4(-6)

9-18+4(-6)

On further simplification,

9-18-24

[tex]\dashrightarrow\bigstar\boxed{\boxed{\underline{\bold{-33}}}}\dashleftarrow[/tex]

Good luck.

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