577 Answered Questions for the topic Trig

04/30/21

#### Use Signma Notation to Write the Sum

Use Signma Notation to Write the Sum: 1/(3*2) + 1/(4*3) + ... + 1/(8*7)Please show your work, thanks!!

04/23/21

#### A boat on a river travels between two points, 50 miles apart, in one hour. The return trip against the current takes 2 1/2 hours.

A boat on a river travels between two points, 50 miles apart, in one hour. The return trip against the current takes 2 1/2 hours. What is the boat's speed in still water? How fast does the current... more

04/18/21

#### Trigonometry Word Problem About Forces acting on a point

Forces of 15 and 24 kg act on a point at an angle of 62owith respect to each other. Find the magnitude of the resulting force and the angles the resultant force makes with the given forces.

04/18/21

#### Trigonometry Word Problem

A helicopter flies from the airport on a course with a bearing of 34 degrees. After flying for 50 miles, the helicopter changes course and flies on a bearing of 162 degrees. The helicopter flies... more

04/12/21

#### I need help with maths. How do i insert that image? Its trigonometry.

Help. I need help with maths. How do i insert that image? Its trigonometry.

04/12/21

#### I need help with maths. How do i insert that image? Its trigonometry.

Help. I need help with maths. How do i insert that image? Its trigonometry.

04/10/21

#### Trig functions Math

A ladder 16 ft long rests against a vertical wall. Let 𝜃 be the angle between the top of the ladder and the wall and let x be the distance from the bottom of the ladder to the wall. If the bottom... more

03/31/21

#### I have several questions for trigonometry. Check description for the questions.

tan(a-b); sina=8/17 for a in quadrant 2 and cosb=-9/41 for b in quadrant 3.sin(a-b), sina=11/12 for a in quadrant 2 and cosb=15/17 for b in quadrant 4.

03/31/21

#### Write the expression as a product of two trig functions and simplify

sin(12deg)+sin(15deg)an example answer would look like 2sin(5/2)cos(-3/2)

03/31/21

#### Rewrite the expression and simplify using product to sum identities

cos(4pi/15)⋅cos(2pi/5)an example answer would look like 1/2cos(-3pi/5)-1/2cos(3pi/4)

03/30/21

#### sin(theta)-sin(5theta)/cos(theta)+cos(5theta) = -tan(2theta)

Verify the Identity show work

03/27/21

#### I need help on these two trigonometry questions

Use the given information to find the values of the other five trig functionsTan theta = -8/15, pi < theta < 2piSin thetaCis thetaSec theta Csc theta Cot thetaCsc theta=4 , pi/2 < theta... more

03/24/21

#### Write −6sin(8t)+3cos(8t) in the form Asin(Bt+ϕ)

write -6sin(8t)+3cos(8t) into the form Asin(Bt+phi)

03/22/21

what is the verticle asymptotes of the graph y=tan(x)

03/21/21

#### Use the vectors u = <2,2>, v = <-4,3>, and w = <1,-4> to find the indicated quantity.

(u · 2v)w(u · 2v)w = ________State whether the result is a vector or a scalar.The result is a: A. VectorB. Scalar

03/21/21

#### Graph the vectors.

u = 2i - 4jv = 9i + 3jTop Left: A, Top Right: B, Bottom Left: C, Bottom Right: D Find the degree measure of the angle 𝜃 between the vectors. (Round your answer to two decimal places.)𝜃 =... more

03/21/21

#### Find two vectors in opposite directions that are orthogonal to the vector u. (There are many correct answers.)

u = <-1,1>terminal point in Quadrant I v = terminal point in Quadrant IIIv =

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