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Trigonometry Precalculus

01/31/22

A goat is tethered to a stake at the edge of a circular field with radius 1 unit. How long should the rope be so that the goat can graze over half of the field?

Please be descriptive. And PLEASE I NEED HELP TODAY

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Answers •2

Trigonometry Calculus Algebra Pre Calculus

01/31/22

Find the slope of the curve y=e^4x at x=0

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Answers •1

Trigonometry

01/31/22

Least possible value of theta

sec(4theta-7°)=1/cos(3theta-3°)what would be the least positive value of theta in degrees?

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Answers •1

Trigonometry

01/30/22

finding linear equations

how do i find the linear equation with a slope of 1/3 and passes through the point (8, 2)

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Answers •2

Trigonometry Precalculus

01/30/22

Find the area of the region that satisfies the inequalities: x^2 + y^2 < 9 and x > 1.

PLEASE NEED HELP TODAY!!!!!!and actual the question is x^2+y^2<9 and x>1

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Answers •1

Trigonometry Precalculus

01/30/22

In Triangle PQR, m<R = 120° and side r = 4/3q. Find the measures of angles P and Q.

PLEASE NEED HELP TODAY!!!

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Answers •1

Trigonometry

01/30/22

Use the appropriate reciprocal identity to find the exact value of tan(function) for the given value of cot(function). cot(function)=0.16

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Answers •1

Trigonometry

01/30/22

Use the trigonometric function values of the quadrantal angles to evaluate. 6cot270Degrees + 2sin270Degrees

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Answers •1

Trigonometry Geometry

01/30/22

calculate angle and distance from (x,y) coordinates

How do I calculate the angle and distance of a point (x,y) from (0,0) for both possitive and negative values of x and y ?

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Answers •2

Trigonometry Geometry

01/29/22

A 200 ft high cell phone tower is supported by guy wires. The wires from ground anchor to top of tower make a 63 o angle of elevation.

Cont. How long is each guy wire? How far from the base of the tower must they meet the ground?

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Answers •1

Trigonometry Geometry

01/29/22

A submarine starts on the surface, and dives at a 13 angle to the surface.It goes a diagonal distance of 890 m before reaching the bottom.How deep is the water where the submarine reaches the bottom?

Cont. How far is it along the ocean surface from where the submarine started to directly above where it reached the bottom?

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Answers •1

Trigonometry Geometry

01/29/22

Steve is on a cliff 100 meters above sea level and sees 2 ships east. The angle of depression to the ships are 17 and 32 . Find, to the nearest tenth of a meter, the distance between the two ships.

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Answers •1

Trigonometry

01/28/22

Trignometric Identities

1-2sin^2x x x------------ + 2sin ____ cos ___ = cosxcosx + sinx 2 2

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Trigonometry Algebra

01/28/22

Help me with this question!

Let 𝜃 = 40° be a central angle in a circle with a radius r = 15 cm. Find the exact length of the arc of this circle that is intercepted by 𝜃.

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Answers •1

Trigonometry Precalculus

01/28/22

An airplane flying 600 mph has a bearing of 58°. After flying for 2.5 hours, how far north, in miles, will the plane have traveled from its point of departure? Round your answer to the nearest mile.

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Answers •1

Trigonometry

01/28/22

Find all six trig functions for angle 0, given that sec e V5, and 0 is in quadrant IV. Remember to rationalize denominators where required.

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Answers •1

Trigonometry Algebra

01/28/22

Help me with this question please!

A car’s wheel is rotating at 350 rotations per minute. If the radius of the wheel is 17 inches, find the speed of the car in feet/minutes to the nearest feet.

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Answers •2

Trigonometry Precalculus

01/27/22

Given sec𝑥 = 29/16 in quadrant I, determine the exact value of sin2𝑥.

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Trigonometry Precalculus Functions

01/26/22

how do you find the period of this equation? h= 25 cos pi/65 (t-15), where t=time in seconds.

I know that the period should be 2pi/k, but I'm getting the wrong answer with that. The answer should be 130 seconds.

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Answers •1

Trigonometry Precalculus Functions

01/26/22

I'm confused about how to start this question and what formula to use. Jupiter rotates on its axis once every 10 hours. Through how many radians does it turn in one week?

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Answers •3

Trigonometry

01/26/22

If cot θ = −2, and θ terminates in QII, find the remaining trigonometric functions of θ.

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Answers •1

Trigonometry

01/26/22

How large can tan θ be? Briefly explain and justify your reasoning.

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Answers •1

Trigonometry Math

01/25/22

If x and y are angles in the second quadrant such that sin (x) = 2/9 and cos (x) = -4/5 determine the exact value of sin (x+y)

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Answers •1

Trigonometry

01/25/22

i have to prove: tan(x-y)+tan(y-z)=(sec^2(y)(tan(x)-tan(z)) / (1+tan(x)tan(y))(1+tan(y)tan(z))

I know that I have to expand the tan(x-y) and tan(y-z) with their subtraction formulas, but I get stuck when I have to add them together. How do I do that correctly? what do I do after that?Thanks!

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Answers •1

Trigonometry

01/25/22

Find the values of θ, where θ ≤θ ≤ 360deg , that satisfy the equation: cosθ = - sqrt3/2

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Answers •1

A goat is tethered to a stake at the edge of a circular field with radius 1 unit. How long should the rope be so that the goat can graze over half of the field?

Find the slope of the curve y=e^4x at x=0

Least possible value of theta

finding linear equations

Find the area of the region that satisfies the inequalities: x^2 + y^2 < 9 and x > 1.

In Triangle PQR, m<R = 120° and side r = 4/3q. Find the measures of angles P and Q.

Use the appropriate reciprocal identity to find the exact value of tan(function) for the given value of cot(function). cot(function)=0.16

Use the trigonometric function values of the quadrantal angles to evaluate. 6cot270Degrees + 2sin270Degrees

calculate angle and distance from (x,y) coordinates

A 200 ft high cell phone tower is supported by guy wires. The wires from ground anchor to top of tower make a 63 o angle of elevation.

A submarine starts on the surface, and dives at a 13 angle to the surface.It goes a diagonal distance of 890 m before reaching the bottom.How deep is the water where the submarine reaches the bottom?

Steve is on a cliff 100 meters above sea level and sees 2 ships east. The angle of depression to the ships are 17 and 32 . Find, to the nearest tenth of a meter, the distance between the two ships.

Trignometric Identities

Help me with this question!

An airplane flying 600 mph has a bearing of 58°. After flying for 2.5 hours, how far north, in miles, will the plane have traveled from its point of departure? Round your answer to the nearest mile.

Find all six trig functions for angle 0, given that sec e V5, and 0 is in quadrant IV. Remember to rationalize denominators where required.

Help me with this question please!

Given sec𝑥 = 29/16 in quadrant I, determine the exact value of sin2𝑥.

how do you find the period of this equation? h= 25 cos pi/65 (t-15), where t=time in seconds.

I'm confused about how to start this question and what formula to use. Jupiter rotates on its axis once every 10 hours. Through how many radians does it turn in one week?

If cot θ = −2, and θ terminates in QII, find the remaining trigonometric functions of θ.

How large can tan θ be? Briefly explain and justify your reasoning.

If x and y are angles in the second quadrant such that sin (x) = 2/9 and cos (x) = -4/5 determine the exact value of sin (x+y)

i have to prove: tan(x-y)+tan(y-z)=(sec^2(y)(tan(x)-tan(z)) / (1+tan(x)tan(y))(1+tan(y)tan(z))

Find the values of θ, where θ ≤θ ≤ 360deg , that satisfy the equation: cosθ = - sqrt3/2

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