michaela134
05.10.2019 •
Mathematics
Question 1: rewrite the rational exponent as a radical:
5 to the 3 over 4 power, to the 2 over 3 power
a.) the cube root of 5 squared.
b.) the twelfth root of 5.
c.) the square root of 5.
d.) the cube root of 5 the fourth power.
question 2: explain how the quotient of powers was used to simplify this expression:
5 to the fourth power, over 25 = 52
a.) by simplifying 25 to 52 to make both powers base five, and subtracting the exponents.
b.) by simplifying 25 to 52 to make both powers base five, and adding the exponents.
c.) by finding the quotient of the bases to be,
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Ответ:
1.C.The square root of 5
2.A.by simplifying 25 to to make both powers base five, and subtracting the exponents.
Step-by-step explanation:
1.We are given that
We have to rewrite the rational exponent as a radical.
Radical expression includes square root, cube root, fourth root etc.
By using the property
Hence, option C is correct.
2.We are given that
The expression can be write as
We know that
Using the property
Hence, the option A is true.
A. By simplifying 25 to to make both powers base five , and subtracting the exponents.
Ответ:
explanation: 20x8x13= 2,080.