Determine the product of each sum and different of two terms.
1.(x+1)(x-1)
2.(x+4)(x-4)
3.(x+3)(x-3)
4.(x+7)(x-7)
5.(x+9)(x-9)
pa help po pleasee
1.(x+1)(x-1)
2.(x+4)(x-4)
3.(x+3)(x-3)
4.(x+7)(x-7)
5.(x+9)(x-9)
pa help po pleasee
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Answer:
1. x²-1
2. x²-16
3. x²-9
4. x²-49
5. x²-81