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Lerok [7]
3 years ago
7

Let f(x) = 2x – 1 and g(x) = 3x Find g(f(x))

Mathematics
1 answer:
Gemiola [76]3 years ago
7 0
6x-3

You have to put f(x) into g(x) to find the answer, so you rewrite it like this: 3(2x-1)
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Uhm help please no links -^-
devlian [24]

Answer:

<u>x = 58</u>

Step-by-step explanation:

180 - 148 = 32

32 + 90 + x = 180

122 + x = 180

180 - 122 = x

x = 58

Have a nice day!

6 0
2 years ago
Read 2 more answers
A graph of average resting heart rates is shown below. The average resting heart rate for adults is 72 beats per
Fed [463]

Answer:

Option (1)

Step-by-step explanation:

Characteristics of the graph attached,

1). Heart rates of the teenagers (0 to 20 years) varies from 112 beats per minute to 72 beats per minute.

2). Heart rates of the adults (20 years to 50 years) remains constant (72 beats per minute)

Option 1). Since average resting heart rate of the teenagers decreases from 0 to 10 years, so at the 20 years of age heart rate will be less than a teenager of 20 years.

Therefore, statement is not supported by the graph.

Option (2). A 20-year-old has the same average resting heart as at 30-year-old. [True]

Therefore, this option is supported by the graph.

Option (3). A 40-year-old may have the same average resting heart rate for 10 years.

[True]

Therefore, this statement is supported by the graph.

Option (4). The average resting heart rate for teenagers steadily decreases.

[True]. There is a linear decrease in the teenagers heart rate shown in the graph.

Therefore, the given statement is true and supported by the graph.

Option (1) will be the answer.

3 0
3 years ago
5. Which number is a perfect cube? <br> 7<br> 25<br> 66<br> 27
Veseljchak [2.6K]
The answer is 27 because the cubed root is 3
4 0
3 years ago
Read 2 more answers
Item 1
Ann [662]

Answer:

look at the attachment

Step-by-step explanation:

hope it helps!

6 0
2 years ago
Read 2 more answers
For what values of x will the result of 5x be greater than 1
SSSSS [86.1K]
Anything greater than (1/5) that is positive

Ex. (1/4), (1/3), (1/2), 1, 2, 3, 4, 5
6 0
3 years ago
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