(x+a)( x-b)=_ Please tell the formula.
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(x+a)( x-b)=_ Please tell the formula.
answer is a² - b² = (a+b)(a-b)
Answered by
1
Answer:
(x+a)(x-b)
Step-by-step explanation:
=x²+-xb+xa+ab
=x²+x(a+b)+ab
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