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Temka [501]
3 years ago
15

Graph the first six terms of a sequence where a1 = 4 and r = 2.

Mathematics
2 answers:
liraira [26]3 years ago
8 0

Answer:

So the sequence will be 4, 8, 16, 32, 64, 128 .......

Step-by-step explanation:

We have to graph the first six terms of a sequence with first term a = 4 and r = 2 Since r denotes common ratio so the given sequence is a geometric sequence.

Now we know the explicit formula for a geometric sequence is

T_{(n)}=a(r)^{n-1}

Since   T_{1} = 4

So        T_{2}=4(2)^{2-1} = 4 × 2 = 8

            T_{3}=4(2)^{3-1} = 4 × 2² = 4 × 4 = 16

           T_{4}=4(2)^{4-1} = (4)(2)^{3} = 4 × 8 = 32

           T_{5}=4(2)^{5-1} = 4(2)^{4} = 4 × 16 = 64

           T_{6}=4(2)^{6-1} = 4(2)^{5} = 4 × 32 = 128

So the sequence will be 4, 8, 16, 32, 64, 128 .......

mash [69]3 years ago
6 0

Answer:

1. Graph the first six terms of a sequence where a1 = 3 and d = −10. 2. Graph the first six terms of a sequence where

a1 =

4

and r

= 2. 3. Graph the six terms of a finite series where a1 = −3...

Step-by-step explanation:

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Find the surface area of the pyramid. The side lengths of the base are equal.
ANTONII [103]

Answer:

195.6

Step-by-step explanation:

area of base= 1/2 * 8 * 6.9 = 27.6

area of lateral face= 1/2 * 8 * 14 = 56

total surface area = 27.6 + 56 + 56 + 56 = 195.6

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Help pls yall i will give brainliest
miskamm [114]

Answer:

Y=3x+2, Y= -3x-2

Step-by-step explanation:

If you need a consistent (parallel) line you must have very similar equations, with only positives and negatives being changed. If it's Y=3x+2, only the 2 is changed from negative to positive changing the lines position. If it's Y= -3x-2 then the X value is moved to a different coordinate and the -2 keeps the change.

Hope this helps and please critique what I've done if im wrong.

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What is the recursive rule for the sequence? 3, −1, 1/3, −1/9, ...
Hunter-Best [27]

Answer:

Step-by-step explanation:

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the recursive rule is :

the nth term is :  An =A1 × r^(n-1)

r : the common ratio  

A1 ; the first term

r  = -1/3  and A1 =  3

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At a college the scores on the chemistry final exam are approximately normally distributed, with a mean of 75 and a standard dev
AysviL [449]

Answer:

b) Chemistry

Step-by-step explanation:

To compare both scored we need to standardize the scores using the following equation:

\frac{x-m}{s}

Where x is the score, m is the mean and s is the standard deviation. So, 82 on chemistry is equivalent to:

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Because the mean of the scores on the chemistry final exam is equal to 75 and the standard deviation is 15

At the same way, 80 on Calculus is equivalent to:

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Because the mean of the scores on the calculus final exam is equal to 83 and the standard deviation is 13

Now, we can compare the values. So, taking into account that -0.2308 is lower than 0.4667, we can said that the student do better in Chemistry.

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Question 18 (5 points)
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Step-by-step explanation:

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