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DedPeter [7]
4 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]4 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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Felix earns $450 per week plus 3% of sales over $4800. Felix’s sales are $53000. How much does Felix earn?Felix earns $450 per w
kirill [66]

Answer:

<em>Felix earns total $594 per week.</em>

Step-by-step explanation:

Felix’s sales are $53000.

So, <u>the amount of sales over $4800 will be</u>:  \$53000-\$4800= \$48200

Felix earns $450 per week and additional 3% of sales over $4800.

So, his additional income = (\$4800\times 0.03)=\$144

Thus, Felix's total income will be:  (\$450+\$144)=\$594

3 0
4 years ago
You rearrange your bedroom. Tell whether each move is an example of
mash [69]

Answer:

translation,reflection,

Step-by-step explanation:

because you move thing in different direction

4 0
3 years ago
Algebra 1: Factoring Polynomials Factor the common factor out of each expression: 40n^4m^2+40n^3m^3-32n^3
Nina [5.8K]
Taking out the greatest common factor

GCF of 40, 40 and 32  = 8
GCF of n^4, n^3 and n^3  is n^3

so the factors are

8n^3(5nm^2 +5m^3 - 4)
7 0
4 years ago
Which graph has an x-intercept of 5 and a y-intercept of -3?
Ostrovityanka [42]

Answer:

The first one

Step-by-step explanation:

3 0
3 years ago
Find the area. HELP PLEASE!!!!!!​
kaheart [24]

Answer:

616

Step-by-step explanation:

The equation to find the area of a trapezoid is:  A = ½ (b^1+b²) h.

b1=43

b2=45

h=14

Plug the variables in and solve.

A=\frac{1}{2} (43+45)14

A=\frac{1}{2} (88)14

A=\frac{1}{2} (1232)

A=616

3 0
2 years ago
Read 2 more answers
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