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cupoosta [38]
3 years ago
10

The expression (3x²+x+8) + (x?- 9) is equivalent to?

Mathematics
1 answer:
Andrei [34K]3 years ago
8 0

Answer: 3x^2+2x-1

Step-by-step explanation:

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5.25 miles/hour

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Given the polynomial function below, find F(-1).
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f(x) =  -  {x}^{3}  -  {x}^{2}  + 1

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f( - 1) =  -  ({ - 1})^{3} -  ({ - 1})^{2} + 1 \\

f( - 1) =  - ( - 1) - (1) + 1

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f( - 1) = 1

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The correct answer is (( D )) .

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3 0
2 years ago
The present value of $100 to be received 10 years from today, assuming an opportunity cost of 9 percent, is
Alona [7]

An opportunity cost of 9 percent, is $42.

We have given that,

The present value of $100 is to be received 10 years from today,

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<h3>What is the formula for the present value?</h3>

PV= FV/(1+r)^n

Where FV is the future value.

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Therefore the correct answer is 42.

To learn more about the present value visit:

brainly.com/question/20813161

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1 year ago
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Which equation can be solved to find x, the measure of BD in the diagram below?
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