Question

find the roots of the following quadratic equations by factorization method 1) 3x2+14x+15=0. 2) 8x2-6x-5=0

Answer 1

heya♥️♥️


3x^2+14x+15=0
3x^2+9x+5x+15
3x(x+3)+5(x+3)
(3x+5) (x+3)

x=-5/3. x=-3.






8x^2-6x-5=0
8x^2+4x-10x-5
4x(2x+1)-5(2x+1)
x=-1/2. x=5/4.


Thanks,♥️♥️