Question

factorise X2 + 10 x minus 64​

Answer 1

Question:

Factorise: x²+12x-64

Solution:

x²+12x-64

= x²+16x-4x-64

= x(x+16)-4(x+16)

= (x-4)(x+16)

Answer:

x²+12x-64 = (x-4)(x+16).