Mathematics, 11.01.2020 11:31 NetherisIsTheQueen
Arectangle has a length of the cube root of 81 inches and a width of 3 to the 2 over 3 power inches. find the area of the rectangle.
3 to the 2 over 3 power inches squared
3 to the 8 over 3 power inches squared
9 inches squared
9 to the 2 over 3 power inches squared
question 4(multiple choice worth 2 points)
(mc)
rewrite the rational exponent as a radical.
5 to the 3 over 4 power, to the 2 over 3 power
the cube root of 5 squared
the twelfth root of 5
the square root of 5
the cube root of 5 the fourth power
question 5(multiple choice worth 2 points)
(mc)
rewrite the radical as a rational exponent.
the cube root of 2 to the seventh power
2 to the 3 over 7 power
2 to the 7 over 3 power
2 to the power of 21
2 to the power of 4
Answers: 2
![A= \sqrt[3]{81}*3^{ \frac{2}{3} }= \sqrt[3]{3^4}*3^{ \frac{2}{3} } = 3^{ \frac{4}{3} }*3^{ \frac{2}{3} }=3^{ \frac{4}{3} + \frac{2}{3} }=3^2=9](/tpl/images/0450/8914/3ad4c.png)
![\sqrt[3]{2^7}=2^{ \frac{7}{3} }](/tpl/images/0450/8914/3d5f8.png)
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Arectangle has a length of the cube root of 81 inches and a width of 3 to the 2 over 3 power inches....
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