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emmainna [20.7K]
4 years ago
11

What is the value of f(3)?

Mathematics
2 answers:
Vitek1552 [10]4 years ago
8 0

Answer:


Step-by-step explanation:

Note that 3 is greater than 2 but less than 6. When so;

f(x) = -4x, because 2 < 3 < 6

f(3) = -4(3)

Plug in 3 for x

f(3) = -4(3)

Multiply

f(3) = -4(3)

f(3) = -12

-12 is your answer

~

vladimir1956 [14]4 years ago
5 0

Answer:

-12

Step-by-step explanation:

Remember - 2 < 3 < 6

f(x) = -4x

f(3) = -4 x 3

f(3) = -12

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A) Find the distance of line segment PR. Round answer to the nearest tenth. B) Find the distance around the park (perimeter).
juin [17]

Answer:

A. PR = 80.6 yd

B. Perimeter = 190.6 yd

Step-by-step explanation:

A. Distance between P(10, 50) and R(80, 10):

PR = \sqrt{(x_2 - x_1)^2 + (y_2 - y_1)^2}

PR = \sqrt{(80 - 10)^2 + (10 - 50)^2}

PR = \sqrt{(70)^2 + (-40)^2}

PR = \sqrt{4,900 + 1,600}

PR = \sqrt{6,500}

PR = 80.6 yd (nearest tenth)

B. Distance around the park = Perimeter = PR + PQ + QR

PR = 80.6 yd

PQ = |50 - 10| = 40 yd

QR = |80 - 10| = 70 yd

Perimeter = 80.6 + 40 + 70

Perimeter = 190.6 yd

7 0
3 years ago
2.Draw a diagram to represent each of these situations. Then write an addition expression that represents the final temperature.
Crazy boy [7]
Wait can you draw diagrams on here?
3 0
3 years ago
Suppose a triangle has sides a, b, and c, and the angle opposite the side of length a is acute. What must be true?
Ket [755]
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3 years ago
you are attempting to guess a 3 digit number and have the following information. there are no 0s the number is even. the sum of
ss7ja [257]

The 3-digit number is 132

<h3>How to determine the 3-digit number?</h3>

The given parameters are:

  • Number of digits = 3
  • Sum of digits = 6
  • No 0s in the number
  • No repeated digit

The first highlight above implies that the number can be any of 100 to 999

The other highlights imply that the no digit can appear repeatedly, the highest digit in the number is 3, and the number must end with 2.

So, we have:

X32

The first digit is the smallest.

1 is smaller than 3 and 2.

So, we have

132

Hence, the 3-digit number is 132

Read more about digits and numbers at:

brainly.com/question/26856218

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7 0
2 years ago
What is the distributive property to expand the algebraic expression.5(2f - 6g)
Gnoma [55]

Answer:

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Step-by-step explanation:

we have:

5(2f - 6g)

we apply distributive property:

5(2f - 6g)

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finally we have:

10f-30g

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