Question

1. 7²-y²
2. m²-6m+9
3. (9a²)³
4. if x²-y²=16 and X+y=8 then x-y is
5. (p+q) (p²-pq+q²)=
6. x²-3x+2 =(x-2)
7. (9+Z) (9-Z) =
8. one factor of x³+y³ is
​

Answer 1

Step-by-step explanation:

(7+y)(7-y)

(m-3)^2

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