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AysviL [449]
3 years ago
6

How can I graph y= -4x+5 Can you make a table of the numbers

Mathematics
1 answer:
Phoenix [80]3 years ago
7 0

You can graph the function rule by, first, getting a coordinate plane labeled with the scales. You then plot the y-intercept, in this case, it's +5. Then, you use your slope to find the direction of the line. Since your slope is -4 (or -4/1), you have to go DOWN (because it's negative). So, you go down from +5 four times and go over to the right one time (because of your denominator in -4/1), which would give you the point (1, 1). Then, you keep doing this until you have formed enough points to create your line.

Table of Numbers:

x                     y

0                   5

1                     1

2                    -3



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3 years ago
If a = 7 and b = 11, what is the measure of ∠B? (round to the nearest tenth of a degree) A) 32.5° B) 39.2° C) 50.5° D) 57.5°
Ilia_Sergeevich [38]

Answer:

D) 57.5°

Step-by-step explanation:

As the question is not complete. So, let's suppose it is a right angle triangle then, we can apply Pythagoras theorem to calculate the hypotenuse or the third side.

Pythagoras Theorem = c^{2} = a^{2} + b^{2}

a = 7 and b = 11

a^{2} = 49

b^{2} = 121

Plugging in the values, we will get:

c^{2} = 49 + 121

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c = \sqrt{170}

To calculate the unknown angle B, we can use law of sine.

Law of sine = \frac{a}{sinA} = \frac{b}{sinB} = \frac{c}{sinC}

So,

\frac{c}{sinC} = \frac{b}{sinB}

\frac{\sqrt{170} }{sin90} =  \frac{11}{sinB}

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8 0
3 years ago
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melamori03 [73]
15(5b+3) \\ \\ 15 \times 5b + 15 \times 3 \ / \ distribute \\ \\ 75b + 15 \times 3 \ / \ simplify \\ \\ 75b + 45 \ / \ simplify \\ \\

The final result is: 75b + 45.
3 0
2 years ago
Tonya has a box that measures 12 cm by 7 cm by 19cm. what is the volume of the box. Please help
kaheart [24]

Answer: 1,596 cubic cm. To find the volume, you need to multiply all the three sides given.


Step-by-step explanation:

12cm * 7 cm* 19cm = 1596 cm^3


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