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ziro4ka [17]
2 years ago
12

Consider the linear function f(x)=4x -5. Find f(3), f(0), f(-2).

Mathematics
1 answer:
nika2105 [10]2 years ago
3 0

Answer: f(3)= 7, f(0)= -5, f(-2)= -13

Step-by-step explanation:

Substitute and plug in.

For f(3), we plug in 3 for x in the equation.

So, 4(3)-5, which is just 12-5, which is 7

We do the same for f(0),

4(0)-5, which is 0-5, which is -5

Once again for f(-2),

4(-2)-5, which is -8-5, which is -13

Hope this helps!

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Write an equation in slope-intercept form for the line parallel to y=3x-2 that passes through the point (5,-2)
Aneli [31]

Answer:

y = 3x - 17

Step-by-step explanation:

Parallel lines have the same slope.

The slope of the given line, y = 3x - 2 is 3.

The equation we are looking for is of the form

y = mx + b

Since we know the slope, m, is 3, we have

y = 3x + b

To find the value of b, we substitute x and y with the values from the given point and solve for b.

-2 = 3(5) + b

b = -17

The equation is

y = 3x - 17

6 0
3 years ago
How much Lemonade did Kayla sell? In the problem... Ethan sold 2/3 gallon of lemonade. Kayla sold some lemonade too. Together, t
VikaD [51]
1 and 3/12 all together
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0.666...-0.583...= 0.083...
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6 0
3 years ago
Find m&gt;X <br> 21.04<br> 22.62<br> 67.38<br> 68.96
valina [46]

Answer:

67.38 degrees

Step-by-step explanation:

Here, we want to find the value of the angle at X

We are going to use the appropriate trigonometric ratio here

From the question, the vertex X faces the side 12 and that makes the side the opposite

The side 13 faces the right angle and that makes it the hypotenuse

The trigonometric ratio that connects both is the sine

so we have that;

sine X = 12/13

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X = 67.38

4 0
3 years ago
Determine the volume of the three-dimensional<br> figure.
Finger [1]

Answer:

288 cubic inch

Step-by-step explanation:

Top and bottom bases are trapezoid of same dimensions and height is 4 in.

Therefore,

volume   \\ = area \: of \: trapezoid \times height \\  =   \{\frac{1}{2} (16 + 8) \times 6 \}  \times 4 \\  = 24 \times 6 \times 2 \\  = 48 \times 6 \\  = 288 \:  {in}^{3}  \\

8 0
4 years ago
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What polynomial should be added to 4x²+5x-8 in order to equal 0?
Klio2033 [76]
4x^2 + 5x - 8 + (- 4x^2 - 5x + 8) = 0

all ur doing is changing the signs so they will cancel each other out.

so ur adding : -4x^2 - 5x + 8
8 0
3 years ago
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