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jek_recluse [69]
3 years ago
14

What is the ninth term of the arithmetic sequence defined by the rule below?

Mathematics
1 answer:
Leokris [45]3 years ago
6 0

Answer:

A

Step-by-step explanation:

Substitute n = 9 into the nth term rule

A(9) = - 15 + 2(9 - 1) = - 15 + 2(8) = - 15 + 16 = 1 → A

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If 4 + 6 = 10, does (4 + 6) X 3= 10 X 3? Why or why not?​
spayn [35]
Answer: Yes, they equal

Explanation: (4 + 6) x 3 = 30 ; 10 x 3 = 30, 30 = 30
3 0
3 years ago
WhIich of the following mathematical expressions is equivalent to the verbal expression "A number, x, squared is 39 more than th
MrRa [10]

Answer:

E. x^2 = 39 + 10x

Step-by-step explanation:

It helps to do one piece of the sentence at a time.

"A number, x, squared is 39 more than the product of 10 and x"

x

"A number, x, squared is 39 more than the product of 10 and x"

x^2 =

"A number, x, squared is 39 more than the product of 10 and x"

x^2 = 39 +

"A number, x, squared is 39 more than the product of 10 and x"

x^2 = 39 + 10x

Answer: E. x^2 = 39 + 10x

6 0
3 years ago
Read 2 more answers
hat are the solutions to the equation |x| = 2? Choose all answers that are correct. A. B. C. D.
zalisa [80]
Easy, so absolute value makes anything inside into positive
|x|=2
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answer is -2 and 2

6 0
3 years ago
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Explain how to find coordinates for Q
Vesna [10]

Answer:

Q = (4, - 1)

Step-by-step explanation:

DF is the diameter of the circle with center Q.

So, Q is the midpoint of DF.

By mid point formula.

Q =  \bigg( \frac{1 + 7}{2},  \:  \:  \frac{3 - 5}{2} \bigg) \\  \\ Q =  \bigg( \frac{8}{2},  \:  \:  \frac{ - 2}{2} \bigg) \\  \\ Q = (4, \:  \:  - 1)

6 0
3 years ago
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Does y=2x-4 represent a linear function?
Tanya [424]

Answer:

Yes

Step-by-step explanation:

This equation is in slope-intercept form, y=mx+b. If graphed, it would be a line.

Hope this helps!

5 0
3 years ago
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