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Ulleksa [173]
3 years ago
5

Multiply. (j + 7)(j – 7)

Mathematics
2 answers:
Svetlanka [38]3 years ago
5 0
Esaey
obviously a diference of 2 perfect suqres
(a-b)(a+b)=a²-b²
so
(j+7)(j-7)=j²-7² or j²-49
marshall27 [118]3 years ago
4 0
Your answer is j rase d power 2-49
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