Question

how to solve 5x^2-5x-30​

Answer 1

Answer:

(x-3) (x+2)

Step-by-step explanation:

5x²-5x-30

= x²-x-6 (divide by 5)

= x²-(3-2)x-6

=x²-3x+2x-6

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

=(x-3) (x+2)...... (answer)

hope it's helpful ..

Answer 2

Answer:

x= 3 & x= -2

Step-by-step explanation:

Here, we have

  5x^2-5x-30 = 0                     (Divide by 5)

⇒x^2-x-6

⇒ x^2 -3x +2x -6

⇒x(x-3) +2(x-3)

⇒(x-3) (x+2)

Therefore,

x=3 and x= -2

Hope it helps!!