Question

Simplify: (i) (5x – 6) (2x – 3) + (3x + 5)2

Answer 1

$(5x - 6)(2x - 3) + (3x + 5)2 \\ = 10x {}^{2} - 15x - 12x + 18 + 6x + 10 \\ = 10x {}^{2} - 21x + 28$

Answer 2

Answer:

10x^2 -12x-15x+18+6x+10

10x^2 -21x+28