Calculus Examples

Factor (x^2-9)
(x29)
Step 1
Remove parentheses.
x29
Step 2
Rewrite 9 as 32.
x232
Step 3
Since both terms are perfect squares, factor using the difference of squares formula, a2b2=(a+b)(ab) where a=x and b=3.
(x+3)(x3)
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 x2  12  π  xdx