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lawyer [7]
2 years ago
12

Simplify the expression 7x-1+2x

Mathematics
2 answers:
Leokris [45]2 years ago
6 0

Answer:-23

Step-by-step explanation: i just know nika

Firdavs [7]2 years ago
6 0

Answer:9x-1

Step-by-step explanation:

combine like terms

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Which pair of statements describes the end behavior of the graphed function
Alex777 [14]

The statement (A) As x approaches negative infinity, f(x) approaches infinity. As x approaches infinity, f(x) approaches infinity is correct.

<h3>What is polynomial?</h3>

Polynomial is the combination of variables and constants systematically with "n" number of power in ascending or descending order.

\rm a_1x+a_2x^2+a_3x^3+a_4x^4..........a_nx^n

We have a polynomial function:

\rm f(x) =  x^{3}+2x^{2}-5x-6

The function is a cubic function and the graph of the cubic function will be a curve.

As we can see in the graph, f(x) grows larger as x approaches negative infinity. f(x) also becomes closer to infinity as x does.

Thus, the statement (A) As x approaches negative infinity, f(x) approaches infinity. As x approaches infinity, f(x) approaches infinity is correct.

Learn more about Polynomial here:

brainly.com/question/17822016

#SPJ1

6 0
2 years ago
Help me pls and ty !
Naya [18.7K]

Answer:

a=2.6-3.4b

Step-by-step explanation:

So we have the equation:

2.2a+3.4b=1.2a+2.6

And we want to solve for a.

So, subtract 1.2a from both sides:

(2.2a+3.4b)-1.2a=(1.2a+2.6)-1.2a\\1a+3.4b=2.6

Now, subtract 3.4b from both sides:

(a+3.4b)-3.4b=2.6-3.4b\\a=2.6-3.4b

And that's our answer :)

7 0
3 years ago
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