Math, asked by saurabhmittal5116, 9 months ago

What number should be subtracted from x3+4x2-7x+12?

Answers

Answered by krupal42

0

Answer:

ans is 42

Step-by-step explanation:

x+3=0 greater than x = -3

(-3)cube+4(-3)square-7(-3)+12+k=0

so k=42

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