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DedPeter [7]
3 years ago
8

27. Explain the Error Yuan is asked to evaluate the expression (-8)' on his exam, and writes that it is unsolvable because you c

annot evaluate a negative number to an even fractional power. Is he correct, and if so, why? If he is not correct, what is the correct answer?
Mathematics
1 answer:
DanielleElmas [232]3 years ago
3 0

Answer:

he is incorrect the answer is -4

Step by step explanation:

\sqrt[3]{-8^{2} }  \\\\\\\sqrt{-2^{2} } \\\\= -4

just because something is negative doesn't mean it cant still be divided

it will still be able to be divided but it will be a negative number

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Answer:

121

Step-by-step explanation:

we know that

A <u><em>perfect square</em></u> is an integer that is the square of an integer.

In this problem

The integer or base factor is equal to 11

therefore

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3 years ago
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Answer:

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A pair of belted pulleys have diameters of 18 in. and 12 in. If the smaller pulley turns at 750 rpm, how fast will the larger pu
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2 years ago
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7 0
3 years ago
Read 2 more answers
The y intercept of the line 5y + 2x -3=0
Alecsey [184]

5y+2x-3=0

5y=-2x+3

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Sope intercept of the line is y=-2/5 x+ 3/5.

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Check: x=0 when y=3/5

5y+2x-3=0

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3+2x-3=0

2x=0

x=0

Correct

The answer is 3/5.

5 0
2 years ago
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