# Questions on Algebra: Trigonometry answered by real tutors!

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 Algebra: Trigonometry Solvers Lessons Answers archive Quiz In Depth

 Question 758986: I have to convert each angle measure to degrees minutes and seconds, and have to round to the nearest second if applicable. -18.515degrees, 102.3771degrees. I need some help, an example where I can refer. Click here to see answer by Alan3354(31505)

 Question 758803: Refer to the graph of y = tan x to find the exact values of x in the interval (−π/2, 3π/2) that satisfy the equation. (Enter your answers as a comma-separated list.) tan x = 1/square root of 3 Click here to see answer by lwsshak3(6751)

 Question 758856: Determine the value of 0 to the nearest degree. a) cot0= 3.2404 c) sec0= 1.4526 Click here to see answer by Alan3354(31505)

 Question 758825: Given f(x)= -x^3 +7x^2 -9x -5 and that x = 5 is a root, find the other roots Click here to see answer by josgarithmetic(1767)

 Question 758776: if sin of theta is equal to 2/3 and theta is in quadrant 1 what is the value of tan theta and cos theta ? Click here to see answer by Edwin McCravy(8999)
 Question 758776: if sin of theta is equal to 2/3 and theta is in quadrant 1 what is the value of tan theta and cos theta ? Click here to see answer by lwsshak3(6751)

 Question 758761: divide 2x^3 +4x^2 -3x -3 by x -1 synthetically Click here to see answer by tommyt3rd(1110)

 Question 757785: Ben Franklin's kite is tethered to the ground. If the string is 100ft long and the kite is situated 75ft above the ground, what angle does the string make with the horizontal? Click here to see answer by Cromlix(708)

 Question 758071: Write each function in terms of its co function. Assume all angles in which an unknown appears are acute angles. cos(t-5)= Click here to see answer by stanbon(57953)

 Question 758214: A function value and a quadrant are given. find the other function values give the exact answers. cos theta = 9/41 what is the sin what is the tan Click here to see answer by stanbon(57953)

 Question 757903: If sin P=12/13 and cos Q=3/5 and both are acute angles,determine without the use of calculator the value of cos (P+Q) Click here to see answer by lwsshak3(6751)

 Question 758043: Okay, I also have this last question to ask and that is: Write sin t in therms of cos t. Which identity do i wish to use first? Click here to see answer by stanbon(57953)

 Question 758042: Hi, I need help with trig identities and the question asks: Write cos t in therms of sin t. Which identity do i wish to use first? Please explain this to me. Thank you in advance. Click here to see answer by Alan3354(31505)

 Question 757792: a flag stands in the centre of a field that measures 5 m by 6.5 m. The flagpole to be supported by four guy wires that reach to the four corners of the field. What is the total lenght of guy wire needed if they are to reach 8 m p the flagpole Click here to see answer by sachi(453)

 Question 757769: a flag stands in the centre of a field that measures 5 m by 6.5 m. what is the length of the diagonal of the field. Click here to see answer by sachi(453)

 Question 757774: a flag stands in the centre of a field that measures 5 by 6.5. What is the distance of the base of the flagpole from each corner of the feild. Click here to see answer by sachi(453)

 Question 757662: I'm doing an online math course and one of the questions says Complete the general solution to y = cos-1(1) for K a whole number. It is wanting me to write out an equation. Click here to see answer by Alan3354(31505)

 Question 757595: Find exact value of tan(arcsec 17÷15 - cot -3÷4) Click here to see answer by lwsshak3(6751)

 Question 757630: Write the expression equivalent to cos 3 theta Click here to see answer by pmatei(79)
 Question 757630: Write the expression equivalent to cos 3 theta Click here to see answer by MathLover1(6806)
 Question 757630: Write the expression equivalent to cos 3 theta Click here to see answer by Alan3354(31505)

 Question 757561: would like to know what is the pie by 2 = ? Click here to see answer by Alan3354(31505)

 Question 757464: Use the Law of Sines to solve for all possible triangles that satisfy the given conditions. (If an answer does not exist, enter DNE. Round your answers to one decimal place. Below, enter your answers so that angleA1 is smaller than angleA2.) b = 25, c = 38, angleB = 26° Click here to see answer by Cromlix(708)

 Question 757476: How to find What is the reference angle for -600 and 7pie/4 Click here to see answer by lwsshak3(6751)

 Question 757377: If A is Acute and sin A= 2x/3, determine the value of the remaining functions Click here to see answer by lwsshak3(6751)

 Question 757399: I'm not sure how to figure this; Express in degree measure: -5π/6 Click here to see answer by Alan3354(31505)

 Question 757217: For what values of θ is the tangent 0? For what values of θ is the tangent undefined? Explain. Click here to see answer by stanbon(57953)

 Question 757229: cos θ = 0.1, for 00 ≤ θ ≤ 1800 Click here to see answer by stanbon(57953)

 Question 757131: ] A pendulum of length 7 inches is attached at one end to the ceiling, and has a mass attached to the other end. If the mass is lifted to the ceiling and then released, how far is the mass from the ceiling the instant it has traveled an arclength of 12 inches? Click here to see answer by KMST(1936)

 Question 757048: Can someone explain to me how to do trig identities of a single variable through this equation? Write sec^2t in terms of cot t. Using identity 7 given: sec^2t=tan^2t+1 now complete the equation. A. cot^2t/1+cot^2t B. cot^2t/1-cot^2t C. 1/cot^2t+1 Click here to see answer by lwsshak3(6751)

 Question 757200: If sin(theta) = 3/7, find the exact value of cos (theta) Click here to see answer by lwsshak3(6751)

 Question 756970: prove this equation to be an identity; (sin(3x/7))(cos(4x/7)) + (cos(3x/7))(sin(4x/7)) = sin(x) Click here to see answer by tommyt3rd(1110)