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kotegsom [21]
3 years ago
8

1. f(x) = 3x – 2; f(4)??

Mathematics
2 answers:
netineya [11]3 years ago
8 0

Answer:

the answer is 5

Step-by-step explanation:

f(4) = 3(4) -2

7 - 2 = 5

Greeley [361]3 years ago
7 0
<h3>Answer:<em> 5</em></h3>

Step-by-step explanation:

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Select the correct answer.<br> Which function is the inverse of ?
Artyom0805 [142]

<u>Answer:</u>

B.    f^{-1}(x) = \frac{x + 3}{9}

<u>Step-by-step explanation:</u>

let \space\ y = f(x)\\\\y = 9x -3\\

• Now make x the subject of the equation:

9x = y + 3\\\\x = \frac{y + 3}{9} \\

• Replace x with f⁻¹(x) and y with x:

f^{-1}(x) = \frac{x + 3}{9}

6 0
2 years ago
Read 2 more answers
I have multiple questions:<br> 1: 2/3÷4/5<br> 2: 2 1/9÷2/3<br> 3: 3/5÷1 1/4
Setler79 [48]

Answer:

1: 5/6

2: 3 1/6

3: 12/25

hope this helps!!

p.s

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8 0
4 years ago
A triangle has side lengths measuring 20 cm, 5 cm, and n cm. Which describes the possible values of n?
DENIUS [597]
The answer is D. 15 < n < 25.
3 0
4 years ago
Read 2 more answers
<img src="https://tex.z-dn.net/?f=%20-%205%20%7C2x%20%2B%202%7C%20%2B%207%20%5Cgeqslant%20%20-%203" id="TexFormula1" title=" - 5
blagie [28]

Answer:

The inequality that comes from this equation is -2 < x < 0

Step-by-step explanation:

In order to solve this equation, we need to start by solving for the absolute value portion of the equation.

-5l2x + 2l + 7 > -3

-5l2x + 2l > -10

l2x + 2l < 2

Now we need to split the equation into two different portions. One with the absolute value symbol taken away. Then we do it again with the symbol flipped and the answer negated.

2x + 2 < 2

2x < 0

x < 0

And the negated version.

2x + 2 > -2

2x > -4

x > -2

5 0
4 years ago
A state trooper temp track of the number of speeding ticket he gave out each week over the course of seven weeks in the table be
NikAS [45]

Answer:

B: The center of data is shown by the mean, which is 43.

Step-by-step explanation:

Add up all the digits (33+38+38+40+44+51+57)/7=43 the mean. The mean is always teh center of data so it's B. Hope this helps.

3 0
3 years ago
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