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inn [45]
3 years ago
7

What is the domain of f(x)=(-1)?

Mathematics
1 answer:
Bond [772]3 years ago
7 0

Answer:

All real numbers

Step-by-step explanation: f(x)=-1 means any number we put into the function as x will equal -1. Interval notation (-∝, +∞)

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Jessica purchased a 600-minute pre-paid phone card and called her sister at college. After talking to her sister "t" minutes, sh
Vesna [10]

Answer:

1) 600-t

2) 600-t=65

=>t=535

6 0
3 years ago
Help plzz will mark brainleast
alex41 [277]

Answer:

rectangular prism

Step-by-step explanation:

maybeeee

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7 0
3 years ago
Which polynomial represents twice the sum of -5x^2-x+6 and 7x^2+x-1?
elena-14-01-66 [18.8K]

The polynomial that represent twice the sum of -5x^{2} - x +6 and 7x^{2} + x -1 is : 4x^{2}+10

<h3>What is a polynomial?</h3>

A polynomial is any  algebraic expression that has the least value of the power of  its variable as 2.

When the highest value of the polynomial is 2, it is a called a quadratic expression.

Analysis:

2( -5x^{2} -x +6 + 7x^{2} +x -1)

2( 2x^{2} + 5) =

4x^{2} + 10

In conclusion, the polynomial that represents the above  expressions is 4x^{2} + 10

Learn more about polynomials: brainly.com/question/2833285

#SPJ1

7 0
2 years ago
Simplify the following expression using distributive property <br> -2(x-8)
MariettaO [177]
The answer to -2(x-8) is 16-2x
8 0
2 years ago
Simplify -|-12| plz help
mash [69]

Answer:

-12

Step-by-step explanation:

-|-12|  =  (-1)*| -12 |  =  - 12.

Recall the meaning of the absolute value function:  It always returns a zero or positive result.  Here, | -12 | = +12.  Now, if there's a negative sign in front

of | -12 |, the final answer is -12.

8 0
3 years ago
Read 2 more answers
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