alg/trig
4,413 results, page 16

Trig
Find the 6th term of the arithmetic sequence with a9=120 and a14=195 
Precalc/Trig...
which of the following are quadratic functions? check all that apply 1. y=2x^23x+7 2. y=3x4 3. y=(5x3x^2)/4+1 4. y=xx^3 
PreCalc/Trig
y=x^2+5x+36 converting into intercept form is this the correct answer? y=(x+9)(x4) 
Trig/PreCalc
Solve the polynomial equation. 15x^3119x^210x+16=0 
trig
solve each equation if 0 < x < 2pi. answer must be in radians 1. 4 cos x  2 = 0 2. 3 sec^2  4 = 0 
Precalc/Trig
For each parabola, tell in which direction the graph opens. x= 1/2y^2 y= 1/24x^2 
trig help
Find the equation of the hyperbola satisfying the given conditions. Vertices at (5, 1) and (7, 1); asymptotes (y  1) = 1/3(x + 1) and (y  1) = 1/3(x + 1) 
trig plz help
Solve, finding all solutions in the interval [0, 2π). tan(3x) = 1 
Trig
find the equation for the cosine function that has an amplitude of 3/5, a period of 3pi/2 and a yintercept of 5. 
Math
Find the exact value of the trig function below. cos2Ø if sinØ = 2/5 
alg
simplify: sqrt (6/11) a) sqrt (66/11) b) 6 c) 6 sqrt (11/11) d)6 sqrt (11) 
alg
Solve for u: u − 2/ u − 4 + 6 = u + u − 6/ 4 − u 
Algerbra 2
I am doing a worksheet for my alg. 2 class and in the worksheet it says: 'Simplify the expression. Assusme all variable are positive.' the problem is perentheses, square root of six times the power of 3 square root of six perentheses power of six! 
Alg 1
The largest town square in the world is Tiananmen Square in Beijing, China, covering 98 acres. A. 1 sq mile is 640 acres. Assuming that the Tiananmen Square is a square, how many feet long is a side to the nearest foot? B. To the nearest foot, what is the diagonal distance ... 
alg
consider the model y=4/9x + 7/3 for the relation between price and quality of chewing gum. a) what does the slope mean? b) use this equation to predict the likely rating of gum which costs 8 cent a stick c) according to this equation what would a chewing gum with a rating of 3... 
Trig
Use the half angle formula to find the exact value of tan 7 pie/8 
Trig
Solve the equation on the interval 0 less than or equal 0 < 2pi. 1. sec 30/2 = 2 2. cos(20  pi/2) = 1 3. tan(0/2 + pi/3) = 1 
trig
transform the expression on left to one on right csc xsin x to cot x cos x 
Trig
Hi. Can somebody help me solve this equaton with EXACT answers?  sin3x = 0  Thankyou! All help is appreciated. 
Trig
Find the exact value of: sin405. reference angle=225 sin225= .707106781 = .71 
trig
Write an expression that gives all solutions to the equation sin x + cos x =  radical 2 
trig
Give an equation of a cosine function of x which has a phase shift along x of 5 units and an amplitude of 4 
trig
Give an equation of a cosine function of x which has a phase shift along x of 1 unit and a wavelength of pi/3 
trig
simplify and write the trigonometric equation in terms of sine and cosine. tan^2xsec^2x 
Algebra2/Trig
Evaluate the indicated function for f(x)=x2+1 and g(x)=x4 Note: x2+1 means x squared plus one. (2f)(5) 
trig
Find cosq and sinq if the terminal side of q lies along the line y =  2 x in quadrant IV. 
trig help again i cant get any of these
sin^4cos^2x=(1/16)(1cos 2x)(1cos4x) work one 1 side only! 
math
how would you solve for x: (3)^.5sin(2x)2cos(2x)+2sin^2(x)=1 using trig identites. please help 
Trig....
use specific triangles and the unit circle to geth the values. tan(5pi/6?) 
Trig
Find the distance from pi. 7 pi/6. I subtracted 2 pi from this and got 5pi/6. But the correct answer is pi/6. Whwere did this come from? 
trig
Rewrite cos4x as an equivalent expression that does not contain powers of trigonometric functions greater than 1. 
trig
Rewrite 8 cos2 x as an equivalent expression that does not contain powers of trigonometric functions greater than 1 
grade 12 trig
If cos A1=0, where 0<or= A< 2pi, then A=? The answer I got was pi/3,5pi/3. I don't know where I went wrong can you please help. thanks 
math
The terminal side of theta is in Quadrant III and lies on the line y = 2x. What are the 6 trig functions? 
trig
Which basic trigonometric function has the same graph as y= cot(x+(pi/2)).Please justify your answer. 
trig
evaluate the following without using a calculator and please explain how cos(arctan 3) 
Algebra 2/trig
How would I calculate the following function value? tan = 29degrees 36feet 
HELPPPPPPP (TRIG)
solve the equation 2 sec x tan x = cot x for the interval 0 to 360 please:) 
trig
Write the following equation in standard form and identify the type of conic: 9y^2  4x^2 + 8x + 18y + 41 = 0 
trig
Find the 6 trigonometric function of teta if it's terminal side passes through the point(1,2) 
trig
on the same set of axes sketch the graph of f(x)=sin2x and g(x)=2sin x for x (o,180 degrees) 
trig
Given tan A = .29 find the angle A in degrees. Round your answer to the nearest hundredth. 
Trig
Find the general solution for the equation 4tanx+cotx=5?????? and the steps please? THANYOO! 
12th grade Trig
What are the period and 2 consecutive asymptotes? 1. y= 3tan pi x 2. y= 2 sec 4 x 3.y= csc x/3 4.y = 3cot pi x/3 
trig
find exact value using sum or differnce equations. tan(19pi/12) 
Trig
Determine the frequency of y = 2 �� 3 cos 10x. (nearest tenth) Please help! 
Math/Trig
Find two exact values of sin(cosˉ¹ √5/6) 
Math/Trig
Find the area of a sector of a circle with a radius of 3 m and a central angle of 125degrees. 
Math/Trig
Find the area of triangleABC with B=47.6degrees, a=3.6, and c= 9.7. Round your answer to the nearest tenth. 
Math/Trig
Find the area of triangleABC with B=47.6degrees, a=3.6, and c= 9.7. Round your answer to the nearest tenth. 
trig
Find the altitude of an isosceles triangle whose base in 30 cm vertex angle is 75 degres 
trig
2 cosine squared pi over 8 minus 1 find exact value of given expression 
trig
use a sum or difference identity to find an exact value cos pie/12 
trig identies 5.3 &5.4
use a sum or difference identity to find an exact value pie/12 
identities trig?
find all solutions to the equation in the interval [0,2pie] cos2x=cosx 
trig
angle a is acute and sin = u. find the other five trigonometric functions in the terms of u. 
trig
use a half angle formula to find the exact value of cos 75 degree 
trig
A sine wave function f(x) = a sin(bx) has amplitude 10 and period 40. What are the values of a and b? (A) a = 10 and b = 20/pi ( B) a = 10 and b = 1/40 (C) a = 10 and b = pi/20 (D) a = 10 and b = 40 E) None of the above. 
Trig
Use a cofunction to write an expression equal to csc(4ð/11). I need help solving this problem. Thank You 
Algebra 2 / Trig
Given cos X = 0.147, find two possible values for X that are not coterminal. 
Trig
find cos x/2, sin x = 1/4, 360 < x < 450, use halfangle identity 
trig
find the exact zeros of the function in the interval [0, 2π) 2 cot squared x + 3 csc x=0 
Trig
Find the amplitude, period, and phase shift of the following function: y=2cos2(θ+45) 
Trig
A car is traveling at a speed of 55 mph with a bearing of 210°. What vector represents the velocity? 
trig
find a value of interval in degrees cotalpha=1.3692847 alpha=0.023903 is that correct? 
trig
Solve sin ¥è = 0.204 for 90¨¬ < ¥è < 270¨¬. Give your answer to the nearest tenth of a degree. 
trig
evaluate the expression below at t=4 p=$400 and r=9% round youre answer 2 decimal place 
trig
Find the exact value by using a halfangle identity. cos 22.5 degrees 
Trig
Find the exact value of tan 5pi/12 using the halfangle identity. 
trig
write equations expressing: 19cos(theta50degrees) as a sum of sine and cosine. 
trig
write an equation expressing 19cos(theta50degrees) as a sum of sine and cosine. 
trig
if the terminal ray of an angle 0 in standard position passes through the point (1,3),then cos0= 
trig
I have a couple of these and cannot locate directions I can understandplease help! Draw the graph of y=3cos(2x) for 0< or= x < or = 2 pi 
TRIG HELP ASAP
I need help trying to find the major and minor axis on this problem: x^2+3y^26x+24y+6=0 
trig
The minute hand of a clock is 6 inches long. What distance does its tip move in 16 minutes? 
trig emaths
giving that cosx=4/5 and siny=12/13, find cos(x+y) when x is acute and y is obtuse angle 
Trigdesperate
f(x)=sin2x and g(x)=1/2tanx for x is the element of [90;180] 8.1)calculate the xcoordinates of the points of intersection of f and g. 
Trig
How do you find the exact circular function value of csc(23pi/6)? I don't know how to do the pi symbol on the keyboard. 
trig
a voltmeter's pointer is 3 cm in length. find the degrees through which is rotates when it moves 1.1 cm on the scale? 
Trig
There is an airplane at an altitude of 12000 ft. The angle of depression is 1 degree. How far on the ground is the plane. 
trig
Find the following values for each function a. f(0) b. f(1) c. f(x) d. f(x+1) f(x)=2x^2+3x4 I you plug in the value for each x, I just want to check my answers. Thanks. 
Trig
Let f and g be two invertible functions such that f^1(x)=5/x+4 and g(x)=4(x2). Find f(g(5)). Show your steps please so I can see how to do it. Thank you! :) 
trig
Use an addition or subtraction formula to simplify the expression: tan(2−u)=cot(f(u)). 
TRIG
show that cos(pi x) = pi cosx is not an identity by finding a single value of x for which it fails to hold. 
math
(3/5, 2) is a point on the terminal side of theta, find the value of the six trig functions 
trig
the mini tent of the clock is 5 cm long.how far is the tip of THE HAND TRAVEL IN 35 MINS. 
MathTrig
Find all angles in degrees that satisfy each equation. tan(a)+rad3=0 
trig
Solve exactly over the indicated interval: 2sinx+cscx=3, 0<theta<360 
math trig
If a ferris wheel has a radius of 20.5meters, how tall would a 45 degree angle be? 
trig
for the given angle, name the quadrant in whihc the terminal side lies. 350deg 
trig
Find all real numbers in [0, 2π) that satisfy the equation. cos 2x = √(2)/2 
trig
Find all values of ¸ in [0°, 360°) that satisfy the equation. 2 sin 2θ  √(3) = 0 
Math  Trig
Explain why we cannot solve an oblique triangle with the Law of Sines given SAS. 
trig
If $5000 is invested at a rate of 3% interest compounded quarterly, what is the value of the investment in 5 years? 
Trig
given that sinx=3/4 and cosy=5/13 and both x and y are in quadrant II, find the exact value of cos(xy) 
Inverse Trig
How do I simplify arcsin (sin 6 pi) given the interval 0 ≤ theta < 2pi 
trig
Given that cos A = 5/13 and A and B are both acute angles, calculate the value of Sin2A and Cos2A 
PreCalc/Trig...
am i correct? What is the axis of symmetry for the graph of y=2x^24x+2? x=? the line goes through 1? x=1 
PreCalc/Trig...
Help me please. Solve the equation: (x3)(x+2)=0 Enter the solution with the lowest value. 
Trig
Verify and identify, I am so confused on how to do this? this is an extra credit but I am lost, please help. cot(ÝƒÎ/2)=tan Ý