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Harman [31]
3 years ago
9

If the sum of n terms of a G.P series is 225, the common ratio is 2 and the last term

Mathematics
2 answers:
igomit [66]3 years ago
7 0

Answer:

Step-by-step explanation:

what is the finance charge?

Agata [3.3K]3 years ago
4 0

Answer:

n = 8.

Step-by-step explanation:

I am assuming that the sum is 255.

The last term is 128 and the common ratio is 2 so we can work backwards until we reach a sum of 255.

Term n = 128 so the previous term must be 128/2 = 64.

So following this pattern we have:

128 + 64 + 32 + 16 + 8 + 4 + 2 + 1 = 255.

So we see that n = 8.

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6. 2(x + 6) = 3(x + 1)
diamong [38]

Answer:

x=9

Step-by-step explanation:

2(x + 6) = 3(x + 1)

2x+12=3x+3

2x+12-12=3x+3-12

2x=3x-9

2x-3x=-9

-1x=-9

-1x÷-1=-9÷-1

x=9

7 0
3 years ago
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Use the function below to find f(4).
Afina-wow [57]

Answer:

F(4)=1/3*4^4

F(4)=256/3

Step-by-step explanation:

4^4=256

(1/3)*(256)=

256/3

Simply replace X with 4

5 0
3 years ago
Using the diagram, explain why y =2x+1 and y=2x-3 have no solutions.
AlekseyPX
Because they have the same inclination so if we try to draw them on a diagram they will be parallel to each other.

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3 years ago
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Can you help me round these?
scoundrel [369]

Answer:

These are the answers

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3 years ago
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What is the answer to Q=1/2p+15, for p​
Mazyrski [523]

Answer: Q=1/2p+15,= p=2q-30= Slope = 1.000/2.000 = 0.500

 p-intercept = -30/1 = -30.00000

 q-intercept = 30/2 = 15

Step-by-step explanation: Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation :

                    p-(2*q-30)=0  

Solve   p-2q+30  = 0

we have an equation of a straight line. Such an equation is usually written y=mx+b ("y=mx+c" in the UK).

"y=mx+b" is the formula of a straight line drawn on Cartesian coordinate system in which "y" is the vertical axis and "x" the horizontal axis.

In this formula :

y tells us how far up the line goes

x tells us how far along

m is the Slope or Gradient i.e. how steep the line is

b is the Y-intercept i.e. where the line crosses the Y axis

The X and Y intercepts and the Slope are called the line properties. We shall now graph the line  p-2q+30  = 0 and calculate its properties

Notice that when p = 0 the value of q is 15/1 so this line "cuts" the q axis at q=15.00000

 q-intercept = 30/2  =  15

When q = 0 the value of p is -30/1 Our line therefore "cuts" the p axis at p=-30.00000

 p-intercept = -30/1  = -30.00000

Slope is defined as the change in q divided by the change in p. We note that for p=0, the value of q is 15.000 and for p=2.000, the value of q is 16.000. So, for a change of 2.000 in p (The change in p is sometimes referred to as "RUN") we get a change of 16.000 - 15.000 = 1.000 in q. (The change in q is sometimes referred to as "RISE" and the Slope is m = RISE / RUN)

   Slope     =  1.000/2.000 =  0.500

7 0
3 years ago
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