Question

Q.15),Factorise the following.
a) x² + 16x + 64
please help me its urgent ​

Answer 1

Answer:

x² + 16x + 64 = 0

x² + 8x + 8x + 64 = 0

x(x+8) + 8(x+8) = 0

(x+8)(x+8)=0

(x+8)= 0 or (x+8)= 0

x= -8. or x= -8