Multiply -(3r)/5*(15r^2)

Math
-3r5⋅(15r2)
Cancel the common factor of 5.
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Move the leading negative in -3r5 into the numerator.
-3r5⋅(15r2)
Factor 5 out of 15r2.
-3r5⋅(5(3r2))
Cancel the common factor.
-3r5⋅(5(3r2))
Rewrite the expression.
-3r⋅(3r2)
-3r⋅(3r2)
Multiply 3 by -3.
-9r⋅r2
Multiply r by r2 by adding the exponents.
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Move r2.
-9(r2r)
Multiply r2 by r.
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Raise r to the power of 1.
-9(r2r1)
Use the power rule aman=am+n to combine exponents.
-9r2+1
-9r2+1
Add 2 and 1.
-9r3
-9r3
Multiply -(3r)/5*(15r^2)

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