Math, asked by kumarksashok98, 1 month ago

X2-y2 if (x+y)=8,(x-y)=7?

Answers

Answered by 10troglodytes

0

Answer:

56

Step-by-step explanation:

using identity

${x}^{2} - {y}^{2} = (x + y)(x - y) \\ = 8 \times 7 = 56$

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