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almond37 [142]
3 years ago
13

Pls help me with these 2 math questions

Mathematics
2 answers:
LUCKY_DIMON [66]3 years ago
5 0

Answer:

First, 7\sqrt[3]{x^2} Second, x^1/2

Step-by-step explanation:

alexdok [17]3 years ago
3 0

Answer:

1.C.7\sqrt[3]{x^2}

2.D.x^{\frac{1}{2}}

Step-by-step explanation:

We are given that

7(x)^{\frac{2}{3}}

We have to write given rational exponent in radical expression

Radical expression: The  expression contain  square root , cube root , fourth root etc.

7(x)^{\frac{2}{3}}=7\sqrt[3]{x^2}

Hence, the radical expression =7\sqrt[3]{x^2}

Option C is true.

2.(x^{\frac{1}{6}})^3

We have to simplify

We know that (a^b)^c=a^(b\cdot c}

Apply this rule

x^{\frac{1}{6}\times 3}=x^{\frac{1}{2}}

(x^{\frac{1}{6}})^3=x^{\frac{1}{2}}

Hence, option D is true.

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Answer:

Josh's total bill is $ 27.825

Step-by-step explanation:

Given:

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The total bill  = subtotal+ 7.5% sales tax +  25% tip

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=> 21 +1.575 +5.25

=>27.825

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3 years ago
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Step-by-step explanation:

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