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Mathematics 7 Online
OpenStudy (anonymous):

simplify 10r^(-7)t^3

OpenStudy (acal21):

\[10t^3/r^7\]

OpenStudy (acal21):

steps: r^(-7) is 1/r^7 so 1/r^7 * t^3 = t^3/r^7 them multiply 10

OpenStudy (anonymous):

OMG THANK YOUUUUU. can you help me with another one?

OpenStudy (acal21):

sure post away

OpenStudy (anonymous):

evaluate 15a^(-3)B^(-2) for a is 2 and be is -3

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