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kifflom [539]
3 years ago
14

Given the Arithmetic sequence A1,A2,A3,A4 44, 51, 58, 65 What is the value of A39?

Mathematics
2 answers:
jenyasd209 [6]3 years ago
8 0
This is an arithmetic sequence because there is a common difference between terms, a constant found when subtracting the preceding term from any term in the sequence.  In this case the common difference is 7.

Any arithmetic sequence can be expressed as:

a(n)=a+d(n-1), a=initial value, d=common difference, n=term number

Here we have a=44 and d=7 so

a(n)=44+7(n-1)

a(n)=44+7n-7

a(n)=7n+37, so the 39th term is:

a(37)=7(37)+7

a(37)=266

I am assuming that 44 is the first term, not the 5th term...if 44 was the fifth term let me know and I will edit to reflect that...
snow_lady [41]3 years ago
6 0
This is an arithmetic sequence because there is a common difference between terms, a constant found when subtracting the preceding term from any term in the sequence.  In this case the common difference is 7.

Any arithmetic sequence can be expressed as:

a(n)=a+d(n-1), a=initial value, d=common difference, n=term number

Here we have a=44 and d=7 so

a(n)=44+7(n-1)

a(n)=44+7n-7

a(n)=7n+37, so the 39th term is:

a(37)=7(37)+7

a(37)=266

I am assuming that 44 is the first term, not the 5th term...if 44 was the fifth term let me know and I will edit to reflect that...
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choli [55]
(6x^3y^5)2

12x^3y^5

Explanation:
Because there is no addition or subtraction between 6x^3 and y^5, they are a part of ONE term so you don't multiply each of them separately.

Best of luck
5 0
4 years ago
Find 9 x 8 2/3 mentally. Show the steps you used
Serggg [28]
9* 8 2/3
= 9* 26/3
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The final answer is 78~
3 0
3 years ago
Help...Need the answer right away
Alexus [3.1K]

Answer:

45 cm

Step-by-step explanation:

Area of a triangle:

A = 1/2bh

b = 3 + 2 = 5

A = 1/2(5)(6)

A = 15

Area of a rectangle:

A = bh

A = 12*2.5

A = 30

Combined:

30 + 15 = 45

3 0
3 years ago
Read 2 more answers
I need help on this asap please
WINSTONCH [101]

I know how to answer these, I just can't see some numbers

4 0
3 years ago
Suppose a ball is dropped fromca height of 6ft. It bounces back up but time it bounces, it reaches only 7/10 of its pervious hei
alex41 [277]

1st bounce 7/10 * 6 = 42/10 = 21/5

2nd bounce 7/10 * 21/5 = 147/50

3rd bounce 7/10 * 147/50 = 1029/500

4th bounce 7/10 * 1029/500 = 7203 / 5000

5th bounce  7/10 * 7203/5000 = 50421/50000 = 1.00842

3 0
3 years ago
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