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torisob [31]
4 years ago
8

What is x - 1 + 2 - 2x in simplest form?

Mathematics
2 answers:
drek231 [11]4 years ago
6 0

Answer:

-x-3

Step-by-step explanation:

x-2x-1+2

-x-3

Mandarinka [93]4 years ago
4 0

Steps to solve:

x - 1 + 2 - 2x

~Organize

(x + -2x) + (-1 + 2)

~Combine like terms

-x + 1

Best of Luck!

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Yooooo help thanks ;)))))))))
Nonamiya [84]

Answer:

PST=80

Step-by-step explanation:

So we know that angle R=130 and because this is a parallelogram we can assume angle SPQ also equals 130 and knowing that we can find that angle RQP and RSP are equal both equal to 50 and since we know that RSP=50 we know SPT is also 50 because of alternate angles. SPT is an equilateral triangle so we also know that angle T is 50 degrees. All triangles degrees equal 180 so we can set up the problem the angle SPT(50) + the angle STP(50) + The angle PST(x) = 180 50+50=100 so it is 100+x=180 -100 PST(x)=80

5 0
4 years ago
Sebastian is going to deposit $790 in an account that earns 6.8% interest compounded annually his wife Yolanda will deposit $815
strojnjashka [21]

Answer:

Step-by-step explanation:

Complete question

A) Sebastian's account will have about $28.67 less than Yolanda's account. B) Sebastian's account will have about $9.78 less than Yolanda's account. C) Yolanda's account will have about $28.67 less than Sebastian's account. D) Yolanda's account will have about $9.78 less than Sebastian's account.

For Sebastian

Amount = P (1 + \frac{r}{n})^{nt}

Substituting the given values we get

A =

790 (1 + \frac{6.8}{100*1})^{3*1} \\962.367

For Yolanda

Amount  = P(1+rt)

A = 815 (1 + \frac{7.2}{100}*3)\\A = 991.04

Yolanda's account will have about $28.67 less than Sebastian's account

Option C is correct

5 0
3 years ago
Write the domain as an inequality​
Pavlova-9 [17]

Answer:

x\leq 0

Step-by-step explanation:

The domain is the span of x-values covered by the graph.

From the graph, we can see that the x-values covered by the graph is all values to the left of zero including zero.

Therefore, the domain is all x-values less than or equal to 0:

x\leq 0

Further notes:

In interval notation, this is:

(-\infty,0]

4 0
3 years ago
Read 2 more answers
With the aid of an illustrative example, discuss the relationship between the area of a region and the definite integral. *​
melisa1 [442]

Answer:

The integral symbol in the previous definition should look familiar. We have seen similar notation in the chapter on Applications of Derivatives, where we used the indefinite integral symbol (without the a and b above and below) to represent an antiderivative. Although the notation for indefinite integrals may look similar to the notation for a definite integral, they are not the same. A definite integral is a number. An indefinite integral is a family of functions. Later in this chapter we examine how these concepts are related. However, close attention should always be paid to notation so we know whether we’re working with a definite integral or an indefinite integral.

Integral notation goes back to the late seventeenth century and is one of the contributions of Gottfried Wilhelm Leibniz, who is often considered to be the codiscoverer of calculus, along with Isaac Newton. The integration symbol ∫ is an elongated S, suggesting sigma or summation. On a definite integral, above and below the summation symbol are the boundaries of the interval, \left[a,b\right]. The numbers a and b are x-values and are called the limits of integration; specifically, a is the lower limit and b is the upper limit. To clarify, we are using the word limit in two different ways in the context of the definite integral. First, we talk about the limit of a sum as n\to \infty . Second, the boundaries of the region are called the limits of integration.

We call the function f(x) the integrand, and the dx indicates that f(x) is a function with respect to x, called the variable of integration. Note that, like the index in a sum, the variable of integration is a dummy variable, and has no impact on the computation of the integral.

his leads to the following theorem, which we state without proof.

Step-by-step explanation:

8 0
3 years ago
To solve 3x squared minus 9, do i have to find the square root of both numbers first?
Mars2501 [29]
Nope, and the answer would be Zero
Hope this helps :)
3 0
4 years ago
Read 2 more answers
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