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Mathematics 18 Online
OpenStudy (anonymous):

Solve??? ^3 sqrt x+4^-2=-13

OpenStudy (anonymous):

not clear to me what this means ^3 sqrt x+4^-2=-13

OpenStudy (waleed_imtiaz):

Please write the question again...... What is this? ^3 in the start......

OpenStudy (anonymous):

\[\sqrt[3]{x+4^{-2}}\]

OpenStudy (anonymous):

=13

OpenStudy (anonymous):

???

OpenStudy (waleed_imtiaz):

U can take cube root on both sides... ANd if -2 is the power of 4, then take it in the denominator to make the positive power...... and then solve for x......

OpenStudy (anonymous):

I got 21

OpenStudy (waleed_imtiaz):

how? show me ur work....

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