Question

efectuati utilizand formula (a+b)^2=a2+2ab+b^2

d)(1/3x+3)^2
e)(x/2+2y/3)^
f)(4/5a+5/8b)^2

va rog e urgent
ofer puncteeee

Answer 1

d)1/9x^2+6/3x +8

e)x^2/4+4xy/6+4y^2/9

f)16/25a^2+40/40ab+25/64b^2