Expand : (x+a)(x-a)
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Answered by
5
Answer:
(x+a)(x-a)
( x × x) - ( x × a ) + ( a × x ) + ( a × -a)
x² - xa + xa + ( - a²)
x² - a²
Answer is x² - a²
Answered by
1
Answer:
Step-by-step explanation:
=(x+a)(x-a)
=x^2-ax+ax-a
=x^2-a
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