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For what value of x is  \(\frac{ x^2 + 2 }{ 10x^2 - 13x...

For what value of x is  x2+210x213x3  is undefined?

A.

15,32

B.

15,32

C.

15,32

D.

15,32

Correct answer is B

The fraction  x2+210x213x3  is undefined when the denominator is equal to zero

then10x213x3=0

by factorisation,  10x213x3 = 0 becomes 10x215x+2x3 = 0

5x(2x3)+1(2x3)=0

(5x+1)(2x3)=0

then,x=15 or 32