simplify (√4) to the power -7 multiply (√2) to the power -5
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(√4)^-7 x ( √2 )^-5
2^-7 x (2)-5/2
a^m x a^n=a^(m+n)
2^(-7-5/2)
2^(-19/2)
2^-7 x (2)-5/2
a^m x a^n=a^(m+n)
2^(-7-5/2)
2^(-19/2)
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