Math, asked by pradeepkumar99584253, 2 months ago

if ab= a- (ab) -b, then (-2)*(-7) is equal to

Answers

Answered by richitha77

0

Answer:

-9

Step-by-step explanation:

a*b=a-(a*b)-b

(-2)*(-7) here a=-2,b=-7

= (-2)-(-2*-7)-(-7)

= (-2)-(14)+7

= -2-14+7

= -16+7

= -9

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