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# Questions on rational expressions, quadratic formula

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In this exercise, four questions are answered. They involve the simplification of rational expressions, solving for x in a quadratic and a cubic function.

1) (a^3 b^4 / 125)^(1/3)
2) (2 r^5)^(1/2) * (10 t^4)^(1/2)
3) (x + 4)^3 = 7.51
4) x^2 + 8x + 17 = 0

##### Solution Summary

In this exercise, four questions are answered. They involve the simplification of rational expressions, solving for x in a quadratic and a cubic function.

##### Solution Preview

Section 9.1 - 94

∛((a^3 b^4)/125)=((a^3 b^4)/125)^(1/3)
=((a^3 )^(1/3) (b^4 )^(1/3))/〖125〗^(1/3)
=(ab^(4/3))/5

Section 9.3 - ...

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