Question

Tolong dibantu ya makasi

1. x²+10x+25

2. x²-18x + 81

3. x².+ 6x + 9

Answer 1

1. x^2 + 10x × 25 = (x+5)(x+5) = (x+5)^2
2. x^2 - 18x + 81 = (x-9)(x-9) = (x-9)^2
3. x^2 + 6x + 9 = (x+3)(x+3) = (x+3)^2