Basic Math Examples

Simplify -9y*(9y)
-9y(9y)9y(9y)
Step 1
Rewrite using the commutative property of multiplication.
-99yy
Step 2
Multiply y by y by adding the exponents.
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Step 2.1
Move y.
-99(yy)
Step 2.2
Multiply y by y.
-99y2
-99y2
Step 3
Multiply -9 by 9.
-81y2
 [x2  12  π  xdx ]