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Sedbober [7]
3 years ago
15

Twice a number is increased by seven

Mathematics
1 answer:
ryzh [129]3 years ago
7 0

Answer:

Step-by-step explanation:

twice a number is increased by 7.....let x represent the number

ur expression would be : 2x + 7

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Simplify cos theta tan theta
stellarik [79]

Answer:

I do not understand what to do

Step-by-step explanation:

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Find three different complex fractions that simplafy to 1/4
Nostrana [21]
The answer is 3 1/4 if I'm correct
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Your friend is looking at laptops for college, and is comparing the different
Dominik [7]

Answer:

B. h = 7.4 inches

Step-by-step explanation:

height of the laptop screen = h

d = 12.1 in.

w = 9.6 in.

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d = √(w² + h²)

Plug in the values and solve for h

12.1 = √(9.6² + h²)

Square both sides

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7 0
3 years ago
Find the future value and interest earned if $8906.54 is invested for 9 years at 6% compounded continuously 
dalvyx [7]
To find the future value the formula is
A=p e^rt
A future value?
P present value 8906.54
R interest rate 0.06
T time 9 years
E constant
A=8,906.54×e^(0.06×9)
A=15,283.68

To find the interest earned the formula is
I=A-p
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4 0
3 years ago
Find the area of the regular polygon. Round to the nearest tenth.
JulsSmile [24]

Answer:

110.9\ ft^{2}

Step-by-step explanation:

we know that

If the triangle of the figure is a regular polygon

then

Is an equilateral triangle

Remember that

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To find the area of the equilateral triangle apply the law of sines

A=\frac{1}{2} b^{2}sin(60\°)

we have that

b=16\ ft

substitute

A=\frac{1}{2} (16^{2})sin(60\°)=110.9\ ft^{2}

8 0
3 years ago
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