Find the value of 3a²-4ab-26² when A= -1 and b-4

asked Oct 18, 2021 223k views

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Find the value of
3a²-4ab-26² when A= -1 and b-4

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5 votes

Answer:

-657

Explanation:

$a= -1\\b= 4\\$

Substituting the value of a and b

$3a^(2)-4ab-26^(2) \\3(-1)^(2) -4(-1)(4)-676\\3-4(-4)-676\\3+16-676\\19-676\\-657$

The value of 3a²-4ab-26² is -657

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