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ladessa [460]
1 year ago
7

Find the domain of the function. (Enter your answer using interval notation.) f(x) = 9x² + 6x – 1​

Mathematics
1 answer:
GuDViN [60]1 year ago
7 0

Answer: (-infty, infty)

Step-by-step explanation:

The domain of a quadratic function is the set of real numbers.

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erik [133]

Answer:

The letter  D

Step-by-step explanation:

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8 0
3 years ago
Perform the indicated operation to write given polynomial in standard form: (x+ 2)(2x^2 − 5x+7)
Elan Coil [88]

Answer:

So the expression in standard form will be 2x^3-x^2-3x-14        

Step-by-step explanation:

We have given expression (x+2)(2x^-5x+7)

We have to write this expression in standard form

For writing in standard form first we have to multiply the expression

So after multiplication number (x+2)(2x^2-5x+7)=2x^3-5x^2+7x+4x^2-10x-14=2x^3-x^2-3x-14

So the expression in standard form will be 2x^3-x^2-3x-14

5 0
3 years ago
HELP QUICK PLEASE 20 POINTS
trasher [3.6K]

Answer:

-2

Step-by-step explanation:

-5n + 18

where n is the number of the term


4 0
3 years ago
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What is the answer. 9 1/3-2/3
stiv31 [10]
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2 years ago
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Soloha48 [4]

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Step-by-step explanation:

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