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Korvikt [17]
3 years ago
15

PLEASE HELP: Find the sum of the first 8 terms in the geometric sequence: 1, 3, 9, 27, ...

Mathematics
1 answer:
nikklg [1K]3 years ago
6 0

Answer:

3,280

Step-by-step explanation:

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Solve the formula for calculating the perimeter of a parallelogram with sides
Marina CMI [18]

The formula for calculating the perimeter of the parallelogram is p/2-b=c.

The formula for calculating the perimeter of a parallelogram with sides b and c, for c.

<h3>What is the perimeter of the parallelogram?</h3>

The perimeter of a parallelogram is the total distance enclosed by its boundary. Since the parallelogram is a type of quadrilateral, thus it has four sides.

Substracting 2b on both side

p = 2b+2c

-2b   -2b

p -2b =2c

divide both sides by 2

p/2 -b =c

Therefore we get the formula for calculating the perimeter of the parallelogram is p/2-b=c.

To learn more parallelogram visit:

brainly.com/question/970600

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6 0
2 years ago
There are 49 counters in a bag.
emmainna [20.7K]
Answer:

Explanation:

49-20=29 blue counters

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4 0
3 years ago
Find the exact length of the curve. y2 = 4(x + 1)3, 0 ≤ x ≤ 1, y &gt; 0
mylen [45]
We can find this using the formula: L= ∫√1+ (y')² dx

First we want to solve for y by taking the 1/2 power of both sides:

y=(4(x+1)³)^1/2
y=2(x+1)^3/2

Now, we can take the derivative using the chain rule:

y'=3(x+1)^1/2

We can then square this, so it can be plugged directly into the formula:

(y')²=(3√x+1)²
<span>(y')²=9(x+1)
</span>(y')²=9x+9

We can then plug this into the formula:

L= ∫√1+9x+9 dx *I can't type in the bounds directly on the integral, but the upper bound is 1 and the lower bound is 0
L= ∫(9x+10)^1/2 dx *use u-substitution to solve
L= ∫u^1/2 (du/9)
L= 1/9 ∫u^1/2 du
L= 1/9[(2/3)u^3/2]
L= 2/27 [(9x+10)^3/2] *upper bound is 1 and lower bound is 0
L= 2/27 [19^3/2-10^3/2]
L= 2/27 [√6859 - √1000]
L=3.792318765

The length of the curve is 2/27 [√6859 - √1000] or <span>3.792318765 </span>units.
6 0
3 years ago
The equation , y=4^ was transformed to y=4^+2. That means the equation moved 2 spots to the left. True or False?.
ad-work [718]

False the +2 shifted to equation up 2 spots not left 2 spots

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8 0
3 years ago
7 times what is 210?
sammy [17]
7 times 30 is 210

answer: 30
3 0
3 years ago
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