Math Homework

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For Chirag: Thank you for finding a missing answer to a
For Chirag: Thank you for finding a missing answer to a question posted by another Expert. If you can assist with another question or two (with an explanation as to how you arrived at an answer), I wi… read more
Chirag
Master's Degree
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Solve for Θ; 0 ≤ Θ < 360 2sin²Θ + 3cosΘ = 0 I tried to
Solve for Θ; 0 ≤ Θ < 360 2sin²Θ + 3cosΘ = 0 I tried to use 1-sin²Θ then the distributive property, but it didn't fly on my end. Requesting detailed explanation - not just final answer (I actually w… read more
Chirag
Master's Degree
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Find cos of pi/6 using the half angle identity The first
Find cos of pi/6 using the half angle identity The first step I did was to fill out the formula cos 30/2 = the square root of (1+ { [the square root of 3]/2 } /2 ) My teacher explained the next step t… read more
Chirag
Master's Degree
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1. f(x) 2x^3 over interval [1,3]. what is f(x) according
1. f(x) = 2x^3 over interval [1,3]. what is f'(x) according to mean value theorem? 2. A function f is continuous on interval [1,3]. A horizontal line is drawn somewhere between the lines y=f(1) and y=… read more
Emanuel
Bachelor's Degree
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a triangle with vertices at A(5,-6(, B(-4,-1) and C(4,-2),
a triangle with vertices at A(5,-6(, B(-4,-1) and C(4,-2), the triangle is to be moved so that C is at the origin and CA lies along the postive x- axis. I have determined the translation that moves C … read more
Dr. Dan
Doctoral Degree
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1. Use the given information to find the exact value of each
1. Use the given information to find the exact value of each of the following. a. Sin2 0 b. cos 20 C. tan 20 Sin0 = -3/5, 0 lies in the quandrant III Simplify your answer, including any radical. Use i… read more
Ashok Kumar
Master's Degree
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B .Prove sin /(1-cos )-(1+cos )/sin 0 Show each mathematical
B .Prove : sin?/(1-cos? )-(1+cos?)/sin? =0 Show each mathematical step, and provide a written explanation of each step So i can learn how to do it… read more
ck_mba
Computer Engineer
Master's Degree
1,397 satisfied customers
I need help proving the following equation, [(Sin ) /(1
I need help proving the following equation, [(Sin?) /(1 – cos?)] – [(1 + cos?)/( sin?)] = 0… read more
Stevewh
Bachelor's Degree
Bachelor's Degree
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Steve sorry for the mixup, I did send my question to you, dont
Steve sorry for the mixup, I did send my question to you, dont know what happened. Please list steps: Suppose that cos theta= -7/25 and pi/2 < theta < pi. Find the exact values of sin theta, csc… read more
Stevewh
Bachelor's Degree
Bachelor's Degree
7,610 satisfied customers
Math questions about trigonometry. (total 12 questions)
Tom
Master's Degree
316 satisfied customers
This relates to a triangle with points A(5,-2), B(0,0) and
This relates to a triangle with points A(5,-2), B(0,0) and C(4,2) and need to be rotated so that the side BC lies on the positive x-axis. The triangle has been translated to this position using (x,y).… read more
Dr. Dan
Doctoral Degree
912 satisfied customers
10 A certain country which has a personal income tax rate
10: A certain country which has a personal income tax rate T = T(y), where y is a taxpayer's income, wishes to cut the tax rate in order to introduce a \goods and services" tax. It considers three po… read more
Dr. Dan
Doctoral Degree
912 satisfied customers
1). Prove the identity cos 3 - cos 7 / sin 7 + sin 3
1). Prove the identity cos 3? - cos 7? / sin 7? + sin 3? = tan 2? 2). Prove the identity cos 3? = 4 cos^3 ? - 3 cos ? 3). Solve the following giving answer in radian in the range 0 to 2p (pi): a). cos… read more
Jim C
Master's Degree
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11. Determine whether the improper integral. (integral from
1. Determine whether the improper integral. (integral from 0 to pi/4) 2tan theta d theta diverges or converges. (if possible show steps) 2. Find the positive values of p for which the series [Sum from… read more
Jim C
Master's Degree
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1. Find the vertices of the ellipse given by 25x^2 +9y^2+ 100x-18y
1. Find the vertices of the ellipse given by 25x^2 +9y^2+ 100x-18y -116 = 0. {please show the steps} 2. Classify the graph of the equation (x^2+10y+7x-3=0) as a circle, a parabola, an ellipse, or a hy… read more
Jim C
Master's Degree
523 satisfied customers
1.Briefly tell when an angle is in standard position. 2.Briefly
1.Briefly tell when an angle is in standard position. 2.Briefly explain when an angle is in the third quadrant. 3.Briefly define quandrantal angles and coterminal angles. 4.Express the following in ra… read more
Greg
Master's Degree
1,292 satisfied customers
1.Find the sine,cosine,tangent, and cotangent of a.122degrees b.315de
1.Find the sine,cosine,tangent, and cotangent of: a.122degrees b.315degrees 12' c.275degrees 13' 37" d.193degrees 41' 51" 2.Using exact values,find the numerical value of: a.sin 30degrees cos 240degre… read more
Greg
Master's Degree
1,292 satisfied customers
. Use double or triple integration to find the volume ...
. Use double or triple integration to find the volume of E1 lecture theatre in m3. You may assume that: the ceiling is a circle of radius 15 m; the floor is a sloping plane; the height of the room is … read more
Taro
Freelance Writer
Doctoral Degree
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