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Vladimir79 [104]
2 years ago
9

Match the following items by evaluating the expression for x = -7. x-2 x-1 x0 x1 x2

Mathematics
1 answer:
frosja888 [35]2 years ago
7 0

Answer:

{x}^{ - 2}  =  \frac{1}{ {x}^{2} }  \:  \: –> {7}^{ - 2}  =  \frac{1}{ {7}^{2} }  =  \frac{ 1}{49}  \\  \\  {x}^{ - 1}  =  \frac{1}{ {x}^{1} }   \: –>  {7}^{ - 1}  =  \frac{1}{ {7}^{1} } =  \frac{1}{7}  \\  \\  {x}^{0} –> {7}^{0}   = 1 \\  \\  {x}^{1}  –> {7}^{1}  = 7 \\  \\  {x}^{2}  –> {7}^{2}  = 49

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madam [21]

the first part isn't 90, it's 180.

the whole circle is 360, half of 360 is 180


an acute angle is any angle less than 90 degrees.

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3 years ago
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Ludmilka [50]

Answer:

He will run 31.6 miles in two weeks.

Step-by-step explanation:

6 days a week = 2.3 miles

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1 day · 2 weeks = 2 days total running 2 miles

(12 · 2.3) + (2 · 2)

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kiruha [24]

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Step-by-step explanation:

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anyanavicka [17]

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Step-by-step explanation:

4 0
3 years ago
What is the second term of (s+v)^5<br>a)25s^4<br>b)25s^4v<br>c)5s^4v<br>d)125s^4v
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By pascal triangle this second term should be
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Read 2 more answers
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