Math, asked by prembudhathoki05, 7 months ago

If f(x) = x3-bx-2x+b+5
d(a-b) =0

Answers

Answered by adityathakur37

0

Step-by-step explanation:

here a=1 and b= -1,

To prove: d( a - b )

then,

d(a - b )= 0

d( 1- 1)= 0

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