622 Answered Questions for the topic Trig

Trig

05/11/20

Given sinA = 2 over radical 13, and that angle A is in Quadrant 1, find the exact value of tanA in simplest radical form using a rational denominator
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05/07/20

Trigonometry QUESTION THAT'S HARD TO SOLVE! Please HELP!
An 18-foot ribbon is attached to the top of a pole and is located on the ground 10 feet away from the base of the pole. Suppose Mateo has a second ribbon that will be located an additional 23 feet... more
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05/05/20

Finding the Area of a Parallelogram
I usually know how to find it, but I can't seem to find an equation or anything that works for this one. The question is: "Find the area of a parallelogram with sides of length 6" and 8" and the... more
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05/02/20

Finding the Angle of Elevation
I wish I could add a picture on here to properly explain what I am trying to do. I got a picture with a problem, so I'll try to explain it. There's a 140 foot tree that is on a sloped price of... more
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05/01/20

What is the component form of resultant of 4b-5a? a=(1,-3) b=(-1,2)
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05/01/20

p and q are complex numbers such that p=2/5x+1, q=x+1, and p+q=3x+2. What interval must x fall?
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04/29/20

Which equation is the polar equivalent to the to the equation y=-√3x?
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04/29/20

A Ferris wheel completes 7 revolutions in 14 minutes. The radius of the Ferris wheel is 30 feet. What is the linear velocity of the Ferris wheel in inches per second?
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04/29/20

The terminal ray of angle ∅ drawn in standard position passes through (2,-3). What is the value of csc ∅?
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04/29/20

The polar equation r=6sin(4∅) graphs as a rose. What is the length of the petals of this rose?
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04/29/20

√3/2cis(2π/9)*√6/4cis(3π/2)
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04/28/20

Find the point on the Unit Circle associated with the rotation -9π/2 options: (0 , -1) (0 , 1) (1 , 0) (-1 , 0)
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04/28/20

Suppose cos Θ = w and 0 < Θ < π/2. Find each of the following: cos (-Θ) cos (180o + Θ) cos (180o - Θ)
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04/22/20

What are the fourth roots of -3+3√3i?
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04/20/20

On a unit circle, what is sin θ for coordinates (√2/2, -√2/2)?
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04/18/20

gears are connected by chain. The larger gear has a linear velocity of 12π/5 inches per sec. The angular velocity of the smaller gear is 32π/3 radians per min. What is the radius of the smaller gear?
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04/15/20

Find the exact simplified value of cos(x/2) assuming that tan(x) = -5/12 and that 90° < x < 180°
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04/15/20

Find the exact simplified value of sin(x/2) assuming that tan(x) = -5/12 and that 90° < x < 180°
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04/15/20

Find the exact value of sin(x-y) if tan(x) = -1/4, tan(y) = -1/5, x is in quadrant II, and y is in quadrant IV.
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04/15/20

Find the exact value of cos(2x) assuming that sin(x) = -5/13 and that π < x < 3π/2
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04/03/20

(a)No one interferes with the ball. How long does it take the ball to hit the ground? (b)How far did the ball travel horizontally?

Aurora hit a baseball with an initial velocity of 70 feet per second at an angle of 30° with the horizontal. The ball hit her bat when the ball was 3 feet above the ground. Use answer from part a... more
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04/03/20

(a)No one interferes with the ball. How long does it take the ball to hit the ground? (b)How far did the ball travel horizontally?

Aurora hit a baseball with an initial velocity of 70 feet per second at an angle of 30° with the horizontal. The ball hit her bat when the ball was 3 feet above the ground. Use answer from part a... more
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Trig Math Precalc

04/02/20

tanxsecx-3tanx=0
Solve equation on the interval [0𝜋, 2𝜋)
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04/02/20

Convert r=2/7sinθ-cosθ to rectangular form
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04/02/20

p and q are complex numbers such that |q|=4√5 and |p+q|=9√2. On what interval must |p| fall on?
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