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EleoNora [17]
3 years ago
12

Fill in the blanks to write this function when x=3

Mathematics
2 answers:
pentagon [3]3 years ago
8 0

Answer:

given....... \\  \\ h(x) =  - 4x - 7 \\  \\ putting \: ((x = 3)) \\  \\ h(3) =  - 4 \times 3 - 7 \\  \\ h(3) =  - 12 - 7 \\  \\ h(3) =  - 19

algol [13]3 years ago
7 0

Answer:

Step-by-step explanation:

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Doss [256]

Given that,

Point 1 = (-6,9)

Point 2 = (2,9)

To find,

The slope of a line that passes through the given pair.

Solution,

We have,

x₁ = -6, x₂ = 2, y₁ = 9, y₂ = 9.

The formula for the slope of a line is given by :

m=\dfrac{y_2-y_1}{x_2-x_1}\\\\=\dfrac{9-9}{2-(-6)}\\\\=0

Hence, the slope of the line that passes through the given pair is 0.

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Which factor contributed most to the decline of the buffalo population in the West in the late 1800s?
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3 years ago
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When yeast is combined with flour and other ingredients to make pizza dough is a _____.
mihalych1998 [28]

Answer:

Chemical

Step-by-step explanation:

4 0
3 years ago
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(20 pts!) if the base of the roof has length 40 feet and x=30, which of the following gives the height of the roof?
musickatia [10]

Answer:

23.094 ft approximately

(If you want your answer in a different format, let me know please.)

Step-by-step explanation:

I would have solve this using tangent since the side opposite to x is asked for and the adjacent side to side is given as having a measurement of 40 ft.

But I think they want you to use the formula:

l=\frac{b}{\cos(x)}.

l=\frac{40}{\cos(30)}

Input into calculator:

l=46.188 (approximation)

l represents the length of the roof.

So we have l=46.188 and b=40.

We must use the Pythagorean Theorem to find the height,h, for of the roof.

l is the hypotenuse.

h^2+40^2=46.188^2

h^2+1600=2133.331

Subtract 1600 on both sides:

h^2=533.331

Take square root of both sides:

h=23.094

The answer is 23.094 feet for the height that roof reaches on the building.

I want to show you another way:

\tan(x)=\frac{\text{opposite}}{\text{adjacent}}

\tan(30)=\frac{h}{40}

Multiply both sides by 40:

40\tan(30)=h

Input into calculator:

23.094=h

I didn't do it this way because your problem suggested you use their formula to find the height.

8 0
3 years ago
Read 2 more answers
Rapunzel sees a flying saucer. The radius of the flying saucer is 18 feet. What is the area of the flying saucer using 3.14 roun
Vladimir79 [104]

Answer:

1017.4ft^{2}

Step-by-step explanation:

Area of a circle = \pi r^{2}

However, the question wants to use 3.14 instead of \pi.

Since the radius is given, which is 18 feet, we can plug and chug.

A = 3.14*(18ft)^{2} \\A = 3.14*324ft^{2}\\A = 1017.36ft^{2}

However, the question wants us to round it to the nearest tenth.

Therefore, the answer is 1017.4ft^{2}

4 0
3 years ago
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