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UNO [17]
3 years ago
11

Find the sum of the first 6 terms in the following series. 6+(-18)+54+(-162)

Mathematics
2 answers:
Marina CMI [18]3 years ago
6 0

Answer:

The sum of the first 6 terms in the given series is -1,092.

lapo4ka [179]3 years ago
3 0

Step-by-step explanation:

6+(-18)+54+(-162)

6-18+54-162

-12+(-108)

-12-108

= -120

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What fraction of 16 is 12?<br>​
lisov135 [29]

Answer:

3/4

Step-by-step explanation:

7 0
3 years ago
What is an equation of the line that passes through the point (2, -6) and is parallel
fomenos

Answer: y=-6

Step-by-step explanation:

First convert the equation -2y= 8 into y intercept form by divide both sides by -2.

-2y = 8  

y= -4     Now that the line is in y intercept form we can now determine the slope.The slope is 0  so -4 in this case is the y intercept.

Remember lines that a parallel needs to have the same slope but different y-intercepts.

So if the slope of the line y=-4 is 0 then the slope of line that passes through the point (2,-6)  

So using the y intercept form formula which says that y=mx+b where m is the slope and b is the y-intercept, we could plot in the values for y and x and solve for b to write the equation.

y is -6 and x is 2

-6 = 0(2) + b

-6 = 0 + b

b= -6  

In this case the y intercept is -6 so since the slope is zero we will have the equation  y = -6  

5 0
3 years ago
I cant figure this out
aksik [14]

Answer:

Step-by-step explanation:

660

4 0
3 years ago
Evaluate 4x^2-12x+5 at x=6. A. 67 B. 77 C. 105 D. 221
Kamila [148]

Answer: B. 77

Sub x =6 into the given expression

4x^2 - 12x + 5

= 4(6)^2 - 12(6) + 5

= 144 - 72 + 5

= 77

3 0
2 years ago
What is the inverse function of f(x) = 25x-3?
Harrizon [31]

Answer:

The answer is

<h2>{f}^{ - 1} (x) =  \frac{x +3 }{25}</h2>

Step-by-step explanation:

f(x) = 25x - 3

To find the inverse of f(x) , equate f(x) to y

That's

y = f(x)

We have

y = 25x - 3

Next interchange the terms that's x becomes y and y becomes x

x = 25y - 3

<u>Next solve for y</u>

Move 3 to the other side of the equation

That's

25y = x +  3

<u>Divide both sides by 25</u>

\frac{25y}{25}  =  \frac{x + 3}{25}

We have the final answer as

{f}^{ - 1} (x) =  \frac{x +3 }{25}

Hope this helps you

5 0
3 years ago
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