Krinnaid
Answered

What is the factor of these and its answers..
9x2-24x-20
9x2+15x+4
2x2+7x+3
2y2-5y-12
15y2+11y+2

Sagot :

Jeonelvieid
15y²+11y+2=0
(5y+2)(3y+1)=0
5y+2=0         3y+1=0
y=-2/5            y=-1/3

9x²+15+4=0
(3x+4)(3x+1)=0
3x+4=0          3x+1=0
x=-4/3             x=-1/3