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Taya2010 [7]
3 years ago
14

Find the sum of the geometric sequence. (1 point) 1, one divided by two, one divided by four, one divided by eight, one divided

by sixteen
Mathematics
2 answers:
Firlakuza [10]3 years ago
6 0
GP = 1/2 , 1/4 , 1/8 , 1/16
1st) the common ratio is (1/4 : 1/2 ) = 1/2, so r =1/2
2nd) the sum of a GP is:

S= a(1-rⁿ)/(1-r)

S=(1/2).[1-(1/2)⁴]/(1-1/2) = 15/16

Vinvika [58]3 years ago
4 0

Answer:

31/16

Step-by-step explanation:

You might be interested in
(a) Predict the median income of a region in which 30% of adults 25 years and older have at least a bachelor's degree.
Step2247 [10]

Answer:

(a). $35746. (b). Higher.

Step-by-step explanation:

(a). Given that the least-squares regression equation is y = 7163x + 14242. Also, in the question above we are given that y is the median income and x is the percentage of 25 years and older with at least a bachelor's degree in the region, that is to say that the value of x = 30.

Therefore, y = 7163x + 14242.

y = (7163 × 30) + 14242.

y = $35746.

(b). The condition for our x is; 28.7 percent of adults 25 years and older have at least a bachelor's degree.

Then, y = (7163 × 28.7) + 14242.

y = $34814.

Hence, we have the median income in this region = $38,163 HIGHER than $34814.

4 0
3 years ago
Please tell me the answer of this question as soon as possible.
gayaneshka [121]

Answer:

im not learning this yet so i dont know srry

7 0
3 years ago
Need help pls math plsssssssssssssssssssdssssssssssszzssszzzzzzzxxxxxxcgvvhvib
Svetradugi [14.3K]

Step-by-step explanation:

area of a parallelogram is b×h

2.4×1=2.4cm²

I would appreciate if my answer is chosen as a brainliest answer

7 0
3 years ago
Help me please I don't know how to do this.
djyliett [7]
Hey there.

If the decimal point is .500 and up, we will be rounding up. If it is .499 and lower, we will be rounding down.
Now let’s look at the numbers.
2.500 g can be rounded up, so we’ll make that 3.000 g.
5.000 g is going to stay the same, since the decimal point is .000
2.268 g will be rounded down, making it 2.000 g
5.670 will be rounded up and will become 6.000 g
And finally, 11.340 g will be rounded down to 11.000 g.

Hope this helps!
3 0
3 years ago
Put in slope intercept form
LiRa [457]
These require you solve for y. Do that by subtracting the x-term, then dividing by the y-coefficient.

5. 3y = 7x -9
  y = (7/3)x -3

6. 6y = -2x -3
  y = (-2/6)x -3/6
  y = (-1/3)x -1/2

7. 8y = 2x + 12
  y = (1/4)x +3/2
3 0
3 years ago
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