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kotykmax [81]
3 years ago
15

I have a problem from precalculus cosx/1-tanx +sinx/1-cosx =cosx+sinx prove the identity

Mathematics
1 answer:
vovangra [49]3 years ago
7 0

Answer:

see attachment

Step-by-step explanation:

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Sloan [31]
With what? There is no question
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2 years ago
Solve the following formula for b <br><br> 4a - b=c
Maksim231197 [3]

Answer:

b= 4a-c

Step-by-step explanation:

There isnt an actual number you can solve for here so just say what b equals to.

4a-b=c

Move b

4a=b+c

Move C

4a-c=b

4 0
3 years ago
I will give lot of points please help
zheka24 [161]

Answer:

V = 43323 mm³

(second answer is already correct)

Step-by-step explanation:

these pennies make up the shape of a cylinder, so, we can solve this question by solving for the volume of a cylinder.

the volume of a cylinder can be found with the formula:

V = πr²h

(V = volume ; π = pi ; r = radius ; h = height)

We know the diameter of this cylinder is 19.05 mm. Diameter is two times the length of the radius, (diameter is all the way across, radius is from center to outer / halfway across) meaning that we can find the radius by dividing 19.05 by 2.

diameter = 19.05

radius = 19.05 / 2 = 9.525

so, r = 9.525

we also are given the height of this cylinder, 38 mm

so, h = 38

π = 3.14159 (π is a constant)

plugging our measurements into the volume formula:

 V = πr²h

V = (3.14159)(9.525²)(38)

V =  (3.14159)(362.9025)(38)

V = 43323.4894628

[rounded to V = 43323 mm³]

And yes, the volume is not affected by a change in shape. (you are correct)

hope this helps!!

4 0
2 years ago
Read 2 more answers
What are the values of the trigonometric ratios for this triangle?
nika2105 [10]

Answer:

sin = o/h = 5/13

cos = a/h = 12/13

tan = o/a = 5/12

o - opposite

a- adjacent

h - hypotenuse

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2 years ago
Please answer my question
Alja [10]
12x^4-4x/ 4
3x^4-x
X(3x^3-1)
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2 years ago
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