Question

Factorise the polynomial x²-5x-6;2z²+11z+15

Answer 1

Answer:

1) x=6 or x= -1

2)x= -6 or x= -5

Answer 2

Answer:

Step-by-step explanation:

X2-2x+3x-6

X(x-2)+3(x-2)

(X+3) (x-2)

2nd solution

2z2+6z+5z+15

2z(z+3) +5(z+3)

(2z+5)(z+3)

2z+5=0

Z=2/5

Z+3=0

Z=-3