Question

Tolong bantu ya

1.(-5p+2q)^2
2.(3x+1/3x)^2

tolong pake caranya yah...

nb= (/) per

Answer 1

1. (-5p+2q)(-5p+2q)
= 25p^2 - 10pq -10pq+4q^2
= 25p^2 - 20pq + 4q^2

2. (3x+1/3x)(3x+1/3x)
= 9x^2 + x^2 + x^2 + 1/9x^2
= 9x^2 + 2x^2 + 1/9x^2