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lys-0071 [83]
3 years ago
9

Consider the geometric sequence: 3, 15, 75, 375, 1875 ... 1. What is the constant ratio, r, for this sequence? 2. Use r to write

the explicit formula for the sequence. 3. What type of function does the formula represent? What is its base?
Mathematics
2 answers:
zalisa [80]3 years ago
7 0
R= 5

a_{n} =3* 5^{n-1}


bezimeni [28]3 years ago
5 0

Answer:

1.  r=5

2.  a_{n} =3*5^{n-1}

3. It is an arithmetic function. The base is 3

Step-by-step explanation:

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Answer:

A,C,D

Step-by-step explanation:

A: 3.5 x 2 = 7

C: 4  1/4- 2  3/4=  1  1/2

D: 3/4 x 2=1  1/2   2 x 5 =10   11  1/2+6= 17  1/2

now the second part  3  3/4 x 3 = 9+2  1/4 = 11  1/4 + (4 x 2)=19  1/4

To sum that up 17  1/2 <  19 1/4 + 4 1/2

I hope you benefited from this!

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To get the area of a rectangle, multiply the side lengths.
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~AgentCozmo4, Moderator
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