Question

A.(×+4)²:
b.(×-7)² :
c.(2×+3):
d.(3p-5):

Answer 1

A.(x+4)²
= (x+4)(x+4)
= x²+4x+4x+16
= x²+8x+16


b.(x-7)²
= (x-7)(x-7)
= x²-7x-7x+49
= x²-14x+49

c.(2x+3)²
= (2x+3)(2x+3)
= 4x²+6x+6x+9
= 4x²+12x+9

d.(3p-5)²
= (3p-5)(3p-5)
= 9p²-15p-15p+25
= 9p²-30p+25




Salam............ ^^