Question

Find the value for b. 3x^2– X-10 =0​

Answer 1

Answer:

3x^2 -(6-5)x-10=0

3x^2 -6x+5x-10=0

3x(x-2)+5(x-2)=0

(x-2) (3x+5) = 0

either,

x -2 =0

x=2

then,

3x +5=0

x= -5/3