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MrRa [10]
3 years ago
13

URGENT PLEASE ANSWER!!For the function f(x)= 3 - 2x, find f(4).​

Mathematics
1 answer:
AveGali [126]3 years ago
6 0

Use the substitution method

f(x)= 3-2x

f(4)= 3-2(4)

Do multiply first then subtract

= 3-8

= -5

Answer : f(4)= -5

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Estimate the perimeter and area of the figure to the nearest whole number. Please help!!
solniwko [45]

Answer:

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Step-by-step explanation:

The figure is composed by a square, a rectangle, and a right triangle

The perimeter of the square is 6 units

The perimeter of the rectangle is 10 units

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The third side can be find with the Pythagorean theorem

\sqrt{6^2 + 5^2} = \sqrt{36 + 25} = \sqrt{61} = 7,81025

The total perimeter is

6 + 10 + 5 + 7,81025 = 28,81025 = 29

Area of the square = 2^2 = 4 square units

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3 years ago
Is this model a function?
Wewaii [24]

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Yes, that model is a function.

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5 0
3 years ago
Calculate 85/5 - 12*3 + 4*3 =
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Step-by-step explanation:

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3 years ago
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Answer:

650

Step-by-step explanation:

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