3xy(x+4)(2y+7)(xy+1) is what I got
<span>4x^2 - 25
= (2x)^2 - 5^2 .................using a^2 - b^2 = (a+b)(a-b)
= (2x + 5)(2x - 5)</span>
Answer:
2² × 3²
Step-by-step explanation:
36 = 2 × 2 × 3 × 3 = 2² × 3²
d) p - 3
3 fewer than menas you need to subtract 3
