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Trignometry Equations Trigonometric Functions

12/12/17

Solving a trigonometric equation

A point on an industrial flywheel experiences a motion described by the function h(t)=13cos(pi/0.35)t + 15. What is the general solution for the time it takes to reach maximum... more

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Trignometry Pythagorean Theorem

12/03/17

the height of a man's eye above ground is 1.6m. angle of elevation from a point 22 m away is 48 degrees. what is the height of the tree?

this is a 5 mark question that I cant lose but I become hopeless when this comes to word problems. pls do let me know your answer.

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Trignometry Pythagoras Theorem

12/03/17

a car drives 30km on a course 215degree T. how far west is it of its starting point?

the course is 215 degree and T is listed next to it. I don't know what this means and I hope someone can help me with this. the 215 degree T has to deal with True bearings. pls do let me know your... more

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Trignometry Trig Identities

11/29/17

cosA=5/13 sinB=15/17 find tan(A+B)

find tan(A+B)

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Trignometry Im2 Road Games

11/25/17

To determine the angle of elevation of a road with a percentage grade of 7%, what function would be most helpful?

Many mountainous areas have had road signs like this sign that refer to the percentage grade for the road. An 8% grade, for example means that the altitude changes by 8 feet for each 100 feet of... more

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Trignometry

10/22/17

Find the coordinates of the point P dividing the line segment joining the points A (1, 3) and B (4, 6) in the ratio 2:1.

this is cordinate geometry

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Trignometry

08/07/17

what is "cos (pi\2 - a) "? equil to? i want it to be define

plz i can not type pi alpha sign , idk how to type , i know it is equil to sina but i need to know why it is equil to sina ? i need to know

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Trignometry Functions Inverse Functions Integration

07/28/17

second dervative of Asin(mx)+Bcos(nx)

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Trignometry

07/14/17

In triangle ABC, tan(A-B-C)=?

Question based on trignometric ratios.

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Trignometry Pre Calculus

06/13/17

How do you solve this trigonometry question?

The length of one side of the right triangle is 10cm. What might the lengths of the other sides be? Provide 5 solutions

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Trignometry

05/13/17

Can you help me solve this problem

Two holes are to be drilled 42 and 3/4 inches apart. If they are spaced 20 and 1/2 inches apart horizontally and 37 and 1/2 vertically use trigonometry to find angle a round to one decimal place

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Trignometry Precalculus Homework Math Word Problem

03/11/17

A bike wheel has a circumference of 113 inches and travels 791 inches on a road.

How many times did the wheel rotat? How many radians did it turn? ps. I need to know how to get the answer, thx!

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Trignometry

03/11/17

Trig question

Instead of walking along two sides of a rectangular field, Fran took a shortcut along the diagonal, thus saving distance equal to half the length of the longer side. Find the length of the long... more

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Trignometry

01/09/17

Determine the acute angle at which y=2x-1 and y=0.5x+2 intersect.

Determine the acute angle at which y=2x-1 and y=0.5x+2 intersect. Can you please include the process of how to solve the problem? Thank you.

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Trignometry

01/09/17

In △ABC, BD is perpendicular to AC. a) Show that the two smaller triangles inside △ABC are similar to each other. b) If BD = x and AD = y...

In △ABC, BD is perpendicular to AC. a) Show that the two smaller triangles inside △ABC are similar to each other. b) If BD = x and AD = y, find the ratios of the areas of the two smaller... more

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Trignometry

12/05/16

what is sin^2 a-36 over sin^2 a +12 sin a +36 simplify with steps

thank you

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Trignometry

12/05/16

what is (1+tan a )(cot a -1) simplified with steps

equivalent trig expressions

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Trignometry

11/25/16

trignometry

find cos (a+b) if sin (a) = -3/5 where a is in the fourth quardrant and tan (b) =12/5 where b is in the third quardrant

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Trignometry

09/21/16

If tanA=CotA,then find the value of cosA+SinA

of tanA=CotA, then find CosA+SinA

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Trignometry

09/17/16

A particle is moving on the perimeter of a circle with radius r=20 with angular speed of p9 radians per second. ?

A particle is moving on the perimeter of a circle with radius r=20 with angular speed of π9 radians per second. After completing 4 full rotations, the particle traveled for 5 more seconds and... more

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Trignometry

09/02/16

Sinx=3/4,what is value of x?

The answer is 48.5°

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Trignometry Sat Math Linear Equations Exponential Functions

08/04/16

Math Help? MULTIPLE CHOICE

In the equation y = kx, k represents the ____________________. A. constant of change B. variability quotient C. scalar D. constant of variation

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Trignometry Math Calculus College

08/01/16

Find the open interval(s) on which the function f(x) = cos^2(6x) is increasing in the interval (0,2.094)

Round to the nearest three decimal places. I'm not sure if i should take the derivative and then solve for 0. Using critical values. I'm very confused and my notes are no help.

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Trignometry

07/08/16

If sin(x)=2/7 and x is in the interval [pi/2, pi] find tan(x)

I tried solving it using a graphing calculator and by using a triangle with SohCahToa, and I believe the answer is 2/(45^(1/2)) but am told it's wrong. Please help?

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Trignometry Trig Identities

06/10/16

trig identies

1.prove each identitysin (q)/1+sin (q)-sin q/1-sin(q)=-2 tan^ 2 (q) 2.(cos^2 q/1-sin q )- (cos^2/1+sin q)

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Solving a trigonometric equation

the height of a man's eye above ground is 1.6m. angle of elevation from a point 22 m away is 48 degrees. what is the height of the tree?

a car drives 30km on a course 215degree T. how far west is it of its starting point?

cosA=5/13 sinB=15/17 find tan(A+B)

To determine the angle of elevation of a road with a percentage grade of 7%, what function would be most helpful?

Find the coordinates of the point P dividing the line segment joining the points A (1, 3) and B (4, 6) in the ratio 2:1.

what is "cos (pi\2 - a) "? equil to? i want it to be define

second dervative of Asin(mx)+Bcos(nx)

In triangle ABC, tan(A-B-C)=?

How do you solve this trigonometry question?

Can you help me solve this problem

A bike wheel has a circumference of 113 inches and travels 791 inches on a road.

Trig question

Determine the acute angle at which y=2x-1 and y=0.5x+2 intersect.

In △ABC, BD is perpendicular to AC. a) Show that the two smaller triangles inside △ABC are similar to each other. b) If BD = x and AD = y...

what is sin^2 a-36 over sin^2 a +12 sin a +36 simplify with steps

what is (1+tan a )(cot a -1) simplified with steps

trignometry

If tanA=CotA,then find the value of cosA+SinA

A particle is moving on the perimeter of a circle with radius r=20 with angular speed of p9 radians per second. ?

Sinx=3/4,what is value of x?

Math Help? *MULTIPLE CHOICE*

Find the open interval(s) on which the function f(x) = cos^2(6x) is increasing in the interval (0,2.094)

If sin(x)=2/7 and x is in the interval [pi/2, pi] find tan(x)

trig identies

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Math Help? MULTIPLE CHOICE