Question

(3p-4q)(3p-4q) multiple

Answer 1

3p^ +4q^ +2*3p*4q
9p^+16q^+24pq

Answer 2

$(a - b) {}^{2} = a {}^{2} + 2ab + b {}^{2} \\( 3p - 4q) { }^{2} = (3p) {}^{2} + 2(3p)(4q) + (4q) {}^{2} \\ = 9p {}^{2} + 24pq + 16q ^{2} \\ hope \: it \: helps \: you...$