Math, asked by meharmadnani2007, 9 months ago

If a-b = -8, ab = -12, then find a3-b3

Answers

Answered by bhainapranitsp3610

Answer:

-224.hope this helps u

Step-by-step explanation:

a3 - b3 = (a – b)3 + 3ab (a- b)

= ( -8 )3 + 3 (-12) (-8)

= -512 + 288

= -224

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Answered by Avirohan9435152489

a = (-6)

b = 2

AQ,

a - b = (-8)

(-6) - 2 = (-8)

ab = (-12)

(-6) x 2 = (-12)

So,

a3 - b3 = ((-6) x 3) - (2 x 3)

= (-18) - 6

= (-24)

Therefore, a3 - b3 = (-24)

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