alg/trig
4,413 results, page 14

trig
I need HELP Verify the identity Cot3X/CSCX=cosX(csc2X1) 
Trig
Determine the quadrant in which each lies: sec0<0,cot0<0 sin0<0,tan0>0 
Trig
Find the area of the triangle. b=125 c=162 <B=40 (b and c are the sides) (<B is the angle) 
trig
find all soultions of the equation sec^s x1=0 in the interval{0,2pi} 
Trig
Give the exact value of the trigonometric function: arctan(√3) 
trig
Verify the identity: sin(x+y)/cos(xy)=cotx+coty/1+cotxcoty 
trig
how do i find the corresponding function formula and check the symmetry algebraically 
trig
Complete the general solution to y = arcsin . y=____±2k IM lost please help 
Math (trigonometry)
Find the value of each of the remaining trig functions. Cscè=4, ð<è<3ð/2 
Trig
(22i)^5 find the given power write answer in rectangular form 
trig
(22i)^5 find the given power write answer in rectangular form 
trig
solve the equation 2 sec x tan x = cot x for the interval 0 to 360 
trig
Find the focus, directrix and axis of the parabola with equation x= 2y^2+3? Thank you for helping me! 
Maths 3u trig
If sinA = 1/3 and cosA<0 find the exact value of tan2A 
Trig
verify following trigonometric identities. 1/sec0tan0 = csc0 = sin0 
trig
when finding consecutive odd integers why would you use n, n+2 and n2 rather than n, n+2 and n+4 
Calculus....
can you show me how to maniplate this using Trig subtitution... integral dx/4+x^2 x is bounded on [2, 2] 
trig
determine an exact expression for the trigonometric function sin(13pi/12). 
math Trig
find each ratio to 3 decimal places cot245degrees sec74degrees how do i do this? 
Algebra 2 with Trig
what is the index of three with the square root of negative 432 
trig
triangle has sides 200,172 and155 find area 
trig
How do you write the quadratic equation with integer coefficients that have the roots 73i and 7+3i? 
math
what is 72i in trig form? and if u=3j and v=7i+j what is the dot product of u times v don't get this one because there are no i terms for u thanks 
Trig
Determine the frequency of y = 2  3 cos 10x. (nearest tenth) Please help 
Math/Trig
Convert 2pi/3 radians into degrees please 
Trig
f(x) = cos(3x + pi). Find the amplitude, period, and phase shift of the function. 
trig/functions
what does y=2 sin (xpi/ .5) 1 look like on a graph with the 3 phases of the function? 
trig
convert to degrees, minutes and seconds 3pi/2 radians can u plz help 
trig
using the given point (9, squareroot 19) find the value of cosx 
trig
If an equilateral triangle has a side of 10 ft what is its altitude to two significant digits 
Math calculusTrig
Find the area bounded by the curve and the lines y = x^2  4x; y = 1; x = 3; x = 1 
trig
solve for exact value for x between 0 and 2 pie 3sin2(x)cos2=2? 
Trig
Rewrite cos(tan^1(v)) as an algebraic expression in v. Can someone help me with this problem? Thanks 
trig
find the least positive value of @. sec (4@+10)cos(3@+17) @=theta 
trig
Find the solutions to the equation cos2x=sinx and 2cos^2x3cosx3=0 
Trig
Evaluate (if possible) the sine,cosine, and tangent of the angle 10pi/3 
Geometry
306090 triangle has a hypoteneuse of 10 use trig to find the short side 
trig
find the value of alpha cotalpha=1.3692847 is 0.023903 correct? 
trig
Help find the general solution to:sin^2x3cosx+sinxcosx3sinx=0 
trig
Help find the general solution to:sin^2x3cosx+sinxcosx3sinx=0 
alg2/trig
Which expression is defined for all real numbers? a) x + 3/x^2 b) 5/(x + 2)^2 c)4/(x − 2)^2 d)7/x^2 + 3 
trig
PERIMETER OF A RECTANGLE IS 32CM AND AREA IS 55CM FIND THE LENGHT. 
Trig
Find all real numbers that satisfy the equation. 2 cos x + 1 = 0 
trig
Find exact value of the expression. sin( 27pi/4 + 17pi/6) 
trig
find all the values of x that satisfy the equation: 2sin^2(x) + 1 = 3sin(x). 
trig
Find sin(x+y), cos(xy), tan(x+y) and the quadrant of x+y sinx=3/5, cosy=7/25, x and y in Q3 
trig
find sin of theta if cos is less than 0 and cot equals 3 
trig
cos t=.7, tan t<0. find the values of the other 5 trigonometric functions. 
trig
find all solutions of 2sinx=1cosx in the interval from 0 to 360 
trig
Find the exact value of the trigonometric function. cot(pi/4 + 16pi) 
trig
Find ALL solutions to the equation on the interval [0, 2pie]: 2sin(1/2X) = 1 
Trig
sinAsin2A+sin3Asin6A+sin4Asin13A/sinAcos2A+sin3Acos6A+sin4Acos13A = tan9A 
trig
in this right trianlge ABC, m<c=90, m<a=63, and AB=10. if BC is represented by a, then which equation can be used to find a? 
Trig
Solve Sinx=Cos2x1 for all values between 0 and 2pi 
TRIG
IF Y=5+7C0S 4(07). FIND YWHEN 0=42 DEGREES. SMALLEST POSITIVE VALUE OF 0 FOR WHICH Y=1.5 
Trig
y=sin(2pi*xpi) find the amplitude, period, and phase shift 
algebratrig help ASAP
Can someone please help me understand how to graph y=3cos(x/4)5 
trig
Determine whether the vectors are parallel, perpendicular or neither. 1) v = (4,1), w = (1,4) 2) v = (2,3), w = (4,6) 3) v = (2,3), w = (3,3) Please and thanks! 
trig
write y=sinxcosx in the form y=ksin (x+a), where the measure of a is in radians. 
trig
how can you find points of a tri equation at orgin 1/4, 1/2, 3/4, and end of the period 
trig
determine the amplitude,period and phase shift of y=2cos(pix3) 
TRIG
Given that tan¤=3/4 and ¤ is in the second quadrant find sin2¤ (¤=theta) 
TRIG
Given that tan¤=3/4 and ¤ is in the second quadrant find sin2¤ (¤=theta) 
Trig
verify the following identity: cos(AB)/cosAsinB=tanA+cotB 
Trig
verify the following identity: tanx+cotx/cscx=secx 
Trig
verify the following identity: 2sinxcos^3x+2sin^3cosx=sin(2x) 
Caculus:Integration Inverse Trig
integral of (4/(x times the square root of( x^21)) + (1+x+x^3)/(1+x^2)dx 
Calculus 1 Integration Trig Inverse
integral of (4/(x times the square root of (x^21)) + (1+x+x^3)/(1+x^2)dx 
Precalc/Trig
what angle does the line y=6/7x make on the xy plane with a positive x axis? 
Precalc/Trig
what angle does the line y=6/7x make on the xy plane with a positive x axis? 
Precalc/Trig
Find the smallest positive number t such that e^sin(t)=1/2 
trig
use an angel sum identity to verify cos2theta = 2cos^@1 
Math
What is the inverse trig function cotangent of square root of 3/3? What is the value? 
trig, math
Which of these functions has period 7? A)y= cot 7/pi x B)y= tan pi/7 x C)y= sin 7/pi x D)y= cos pi/7 x 
Trig
Determine the number of triangles with the given parts. b=24 c=29 B=40deg I got 1 
trig, math
Given triangle ABC with a = 16, b = 14, and β = 54°, find the value of c. 
Trig
If sec A =5/4 and A is an angle in Quadrant IV, find the value of cos A. A. 4/5 B.4/5 C.5/4 Is it choice A 
Trig 2
What is the smallest value for x where y = sin 2x reaches its maximum ...wtf that means. 
trig
what is the angle of elevation of a 15 foot ladder leaning 12 feet up a building? 
PreCalc/Trig...
Use the discriminant to determine the nature of the roots. 1. 2x^2+5x3=0 2. x^2+x+1=0 
trig
if x is a positive acute angle, then express tan(180+x) as a function of x 
PreCalc/Trig...
Write the equation y = log x in exponential form. 
Precalc/Trig
For each parabola, find the vertex and focus. x= (1/400)y^2 y= 1/8(x3)^21 
trig
If cos A= 6/7, in quadrant 2, determine the exact value of tan 2A I don't understand how to do this? 
Calculus
1. integral (x^3 * sqrt(x^24)) dx I'm confused on how to start this problem, if I am doing trig substitution. 
Maths trig
Sketch the graphs of f(x)=3overx+1 and g(x)=2x4 on the same set of axes 
Precalculus/ trig
Given the vectors a= (1,9) and b= (4,2) explain the difference between ab and ba. Thank you for your help! :) 
trig
2(sinx)^25cosx4=0 Solve for all solutions between [0,2pi] 
Trig
Just confused. Given tan(A) = 2 and A is in Quadrant I, find sin(2A). A. 0 B. 1 C. 1/2 D. 4/5 
Trig
Use the halfangle formula to simplify (sin4theta)/(1+cos4theta) 
Trig
find all solutions of 2sinx=12cosx in the interval from 0 to 360 
Trig
2+1/3tan(theta)=2 I know that tan=0 0,180 But i don't know how to figure it out. Please help. 
trig
Find all solutions in the interval [0, 360) 8cos^2x+6cosx+1=0 
Trig help
Which of these is equivalent to 3π/5 rad ? A) 108° B) 150° C) 216° D) 300° I'm thinking A 
alg
Sound intensity (loudness) varies inversely as the square of the distance from the source. If a rock band has a sound intensity of 100 decibels 25 feet away from the amplifier, find the sound intensity 50 feet away from the amplifier. 
Alg 1
The owner of a hair salon charges $20 more per haircut than the assistant. Yesterday the assistant gave 12 haircuts. The owner gave 6 haircuts. The total earnings from the haircuts were $750. How much does the owner charge for a haircut? Solve by writing and solving a system ... 
Alg 1
Factoring to solve quadratic equations: Use the ZeroProduct Property to solve each equation. Write your solution in roster form: The volume of a storage tub shaped like a rectangular prism is 24 ft^3. The height of the tub is 3 feet. The width is w feet and the length is w+... 
alg
a garden has width ã13 and length 7ã13. whats the perimeter of the garden in the simplest radical form a) 14ã13 units b) 16ã13 units c) 91 units d) 8ã13 units 
alg
solve equation g+4/g2=g5/g8 another qustion an elliptical track has a major axis that is 80 yrds long and minor axis 72 yards long find an equation for the track if its center (0,0) and the major axis is the x axis 
trig
Determine the height of a tree which casts a shadow of 13.7m when the sun is at an angle of 28 degrees.