Question

Check if 2x-5 is a factor of -3 -17x +30 or not​

Answer 1

No 2x-5 is not the factor of given polynomial

Answer 2

Given, f(x)= -3x²-17x+30
By Remainder theorem:-
f(5/2) =-3*25/4 -17*5/2+30
= -( 75/4)-85/2+30≠0
Hence above 2x-5 is not the factor