alg/trig
4,413 results, page 17

trig
Find all angles è between 0° and 180° satisfying the given equation. cos è = 1/9 
calc/trig
A 84ft tree casts a shadow that is 130 ft long. What is the angle of elevation of the sun? 
PreCalc/Trig
Describe the end behavior for function by writing a limit expression. f(x)=2x^5x+7 
trig
prove that the equation 2sin x cos x +4cos^2 x =1 may be written in the form of tan^2 x 2tan x 3=0 
PreCalc/Trig
write an equation of the conic section: a hyperbola with vertices (0,6) and (0,6) and asymptotes y=(3/4)x and y=(3/4)x 
trig
find the exact value of each expression. do not use a calculator. Sec 3.14/4 + 2 csc 3.14/3 4 + tan 2*3.14/3 
Purdue Trig
A spherical balloon is being inflated so that radius is increasing at a rate of 10 mm/sec. 
trig
half angle formula to find exact value cos 112.5 degree 
MAth Trig
Find the diameter of a circle with an arc length of 32 cm and a subtended angle of 72 degrees 
Trig
Find the approximate value of cot θ, given that csc θequals=3.5891420 and θ is in quadrant I. 
Trig
In which quadrant would the image of point (5,3) fall after a dilation using a factor of 3? 
Alg
A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore. 
Alg
A charter boat travels at a maximum rate of 25 mph. The function d(x) = 25x represents the distance d(x),in miles, that the boat can travel in x hours. The charter boat travels a maximum distance of 75 miles from the shore. 
Math/Trig
From an observation tower that overlooks a runway, the angles of depression of point A, on one side of the runway, and point B, on the opposite side of the runway are 6 degrees and 13 degrees respectively. The points and the tower are in the same vertical plane and the ... 
alg.
Write the equation of the line that passes through point (2, –6) with a slope of –5. I think this is a pretty easy problem, but I'm making it out to be harder than it really is. here is what I got: y=mx+b 6=5(2)+b 6=10+b =10 =10 b=4 the equation that I got is: y=5x+4 ... 
Alg II
I'm working with finding roots of polynomial equations with degrees of 3 or higher. I have the equation r(x)=x^46x^3+12x^2=6x13 I used a graphing calculator to find the real roots of 1,1 Then I did synthetic using 1, and I ended up with the equation x^36x^2+2x13 How do I... 
Alg II
I'm working with finding roots of polynomial equations with degrees of 3 or higher. I have the equation r(x)=x^46x^3+12x^2=6x13 I used a graphing calculator to find the real roots of 1,1 Then I did synthetic using 1, and I ended up with the equation x^36x^2+2x13 How do I... 
Calculus
so we are doing integrals and I have this question on my assignment and I can't seem to get it, because we have the trig substituion rules, but the number isn't even so its not a perfect square and I just cant get it, so any help would be greatly appreciated. The question is... 
Pre Alg (Check my work?)
1.) In which Quadrant is the point (x,y) located if x is negative and y is positive? II III IV (MY ANSWER) I 2.) Point A(5,10) is reflected over the Y axis. Write the coordinates of A'. (8,10) (8,10) (8,10) MY CHOICE (8,10) 3.) At the halftame show, a marching band ... 
Alg 1
You have 60 megabytes of space left on your portaable media player. You can choose to download song files that use 3.5 megabytes or video files that use 8 megabytes. You want to download at least 12 files. What is a graph showing the numbers of songs and video files you can ... 
PreCalc
Consider a triangle ABC. C is a right angle, and side a is opposite angle A, side b is opposite angle B, and side c is the hypotenuse. The measure of side a= 2, side b= 7, and side c= 7.3 How do you find the angle measure of A and B based on the lengths of the sides? SinAngleB... 
Trig
use a graphing utility to solve each equation, rounded to 2 decimal places 1. x^2  2sin2x = 3x 2. x^2 = x + 3cos2x 
trig
Use halfangle formulas to find the exact value for the following cot 75 degrees 
trig
Give an equation of a sine function of x which has a phase shift along y of 2 units and a wavelength of 3pi 
trig
Find a polar equation of this conic with focus at the pole and the given eccentricity and directrix. e=2, r cos X =1 
trig
solve for x 6tanx  4sinx = 1 i tried it but got a quartic formula :S 16sin^4x + 8sin^3x + 37sin^2x  36 = 0 
trig
Evaluate giving exact values and identities. Calculator based solutions are not acceptable. Thanks for any help sin (pi/12) 
Trig
I was just wondering if anyone can explain the Law of Sines "Ambiguity Case" to me, in a way that is easy to understand. 
trig
write down the value (corect to three decimal places of: a) sin64= b) tan21= c) cos67.4= 
Trig.
Why is the arctan of ( square root of 3) 5 pi/6. How come it isn't broken down to 5 pi/3 since I got 10 pi/6 and that reduces to 5pi/3 
Trig
How do I find all solutions in the interval [0, 2Pi): cotx=cscx1 the answer choices are: a.) x=Pi/2 b.) x=Pi/2 and 3Pi/2 
trig
which of the following sets gives the x coordinates where the parabola y=x^2+4X50 and the line y=7x10 intersect when drawn in the coordinate plane 
trig
which of the following sets gives the x coordinates where the parabola y=x^2+4X50 and the line y=7x10 intersect when drawn in the coordinate plane 
math, trig
What is the exact value of the cos of 23pi/12? (Twentythree pi over 12, which is = to 345 degrees.) Thank you 
trig
find, to the nearest degree, the solution set of 4 cos^2x1=0 in the intervak between )degrees and 360degrees. 
trig
ind, to the nearest minute, the solution set of 4 cos x + 5 = 6 sec x over the domain 0 degrees 
trig
find the exact value by using the appropriate halfangle identity: sin(5pi/12) 
trig
find the 5 other thrig functions if cos(theta) = square root of 2/2 and cotangent is less than 0 
Trig
Determine the roots of the function f(x)=2cos(3x)1. Can you please show all the work so it is easier to understand, thank you!! 
trig
how to do the calculation while taking 'A' as 15 in the half angle formula used for calculating the value of sin 7.5 ? 
Trig math
how to split up using sum and difference identities cos (13pi/12) PLeaseeeeeeeeeee help!!! thanx a million 
trig
Find altitude of isosceles triangle if angle=53 degrees (the equal angles) and the base is 8 inches. 
Math/Trig
Write an equation for a cosine function with an amplitude of 2/3 , a period of pi, and a vertical shift of 2 units up. 
PreCal: Trig
The point (7,2) determines a poistion angle "t". Find the exact value of sin(t). 
PreCal: Trig
The point (7,2) determines a position angle "t". Find the exact value of sin(t). 
trig
How do I find the exact value of sin2x when secx is equal to the negative square root of three 
trig
given a central angle of 66 degrees find the area of a sector in a circle of radius 12.1 inches 
trig
A right triangle has sides of length 5, 12 and 13. What is the sine of the angle opposite the hypotenuse? (A) 1 (B) 5/12 (C) 5/13 (D) 12/13 (E) None of the above. 
trig
simplify (sec^2x + csc^2x)  (tan^x +cot^2x) to either a constant or a basic trigonometric function. 
trig
Find the exact value of the trigonometic function at the given real number of cot(5pi/3) 
Precalculus
find the trig functions of angle x if the terminal side of x passes through the point (12, 5). 
trig
All solutions in interval [0,2pi) of cosine theta plus one equals zero 
trig
All solutions in interval [0,2pi) of cosine theta plus one equals zero 
trig
If S is an element of [ 3pi/2 , 2pi ] what quadrant does the terminating side lie in and evaluate for sine theta 
Math Trig
In an oblique triangle ABC, A=30 degree, and the perpendicular from C to AB is 12 inches long. Find the length of AB. 
Trig
Which trigonometric function can equal or be greater than 1.000? A Sine B Cosine C Tangent D none of the above 
Trig
If sin = 2/3 and is a second quadrant angle, determine the exact value of sec^2 could be a. 5/9 b. root5/3 c. 9/4 d. 9/5 Please help....... 
trig
if you are riding on a ferris wheel that is 60 ft tall and it takes you 5 minutes to make 1 revolution, what is your linear velocity? 
alg2/trig
what is the smallest value of k that would make the roots of the equation x^22xk imaginary? please help, no idea how to do this. 
trig
Use a ratio identity to find tan(θ) if given the following. sin=6/sq rt 37 and cos 1/sq rt 37 
trig
Find the exact value. Without using a calculator a) cos (17pi/6) b) sec (3pi/2) 
trig
If point (3, 8) lies on the terminal side of an angle A in standard position, find: a) sinA b) tanA 
trig
What is the length of the circular arc intercepted by a central angle of 20degrees in a circle with a radius of 5cm? 
trig
use the discriminant to solve for the smallest value of b that would make the roots of the equation x^2+bx+5=o imaginary 
trig
Find sin t ,cos t and tan t when the terminal side of an angle of t radians passes through (2 , 7) 
trig
Find sin t ,cos t and tan t when the terminal side of an angle of t radians passes through (2 , 7) 
college Calculus Help!
Find the derivative of the function. 1. F(x)= (1+2x+x^3)^1/4 2. f(t)= (1+tant)^1/3 > i hate trig. 3. y=4sec5x 4. y=xsin√x 
college Calculus Help!
Find the derivative of the function. 1. F(x)= (1+2x+x^3)^1/4 2. f(t)= (1+tant)^1/3 > i hate trig. 3. y=4sec5x 4. y=xsin√x 
Trig Proofs!
I'm having trouble solving this proof. Can you help? cos^3+sin^3/cosx+sinx = 1sinxcosx Thanks!:) 
Trig.
finnd a possible measure of the angle drawn in standard position that passes through the points (ã2,ã2) 
trig
SOlve over (2,pie) and find the general solution in radians. 2sin3x = square root of 2 
algebratrig help asap
Evaluate the expression. Assume that all angles are in quadrant 1. 1. cos(arccos4/5) 
algebratrig help asap
Evaluate the expression. Assume that all angles are in Quadrant I. 14. tan(arccos 3/5) 
trig
Consider the trigonometric function f(t) = 3+4cos(pi/3(t3/2)) What is the amplitude/period of f(t)? What are the maximum and minimum values attained by f(t)? 
trig
If x and y are complementary angles and 5 tan x12=0,calculate by using a diagram the value of 2sin(squared)x+cos y. 
trig
solve equation for the exact solutions if possible put answer in degrees. 2tanx/3tan^2x=1 
Precalc/Trig 1
What equation would you use to show that the point ((square root of 11)/(6), (5/6))is on the unit circle? 
trig
Suppose that the point (x,y) is in the indicated quadrant. Decide whether the given is positive or negative. 25.) II, x/r 26.) III, y/r 27.) IV, x/y 
trig
(sec^2x1)(csc^2x1)=1 prove the following identity ive been stuck on this for hours please help 
Trig identities:(
Sin4A  cos4A = sin2A  cos2A Can i just square root the left side??:O 
trig
solve exactly over the indicated interval: cot(theta)=0, all real numbers 
MATH 
Permutation and combinations (Trig/alg2 class) In how many ways can all the letters in SEYCHELLES be arranged? 
Math Help
Permutation and combinations (Trig/alg2 class) In how many ways can all the letters in SEYCHELLES be arranged? 
trig
use an identity to write the expression as a single trignometric function. squ root 1cos48°/2 
trig
Write the complex number in trigonometric form, using degree measure for the argument. 12  16i 
trig
use a halfangle identity to find the exact value of tan 105 degrees. 
Trig
How do you solve this problem? y = 2sin 3x + 4sin 2x I haven't done these types of problems for awhile and have forgotten how to do them. 
trig
A and B are positive acute angles. if sin A=4/5 and cos B=8/17 find the value of tan (AB) is the answer =43/100 
PreCalc/Trig
Helpp please State the domain and range of each of the following functions: 1. f(x)=1/(x+3) 2. g(x)=√x+6 3. h(x)=x^3+2x+5 
Math (Trig)
Rewrite the following expression in terms of tan3x: (sin2x + sin4x)/(cos2x + cos4x) 
PreCalculus/Trig...
Help Please For the function defined by: f(x)= (x^2,x≤1) (2x+1,x>1) Define f(0). and also how would i graph f(x)? 
PreCalc/Trig...
Am i correct? A vertical shift is an example of a nonrigid transformation. True 
PreCalc/Trig
I have looked this up, but still cant figure out what it is.. What is the projectile motion function? 
PreCalc/Trig...
Help me please Is the given linear expression a factor of the polynomial? Show work. f(x)=2x^3+x^25x+2; x+2 
PreCalc/Trig
Help me please. List all possible rational zeros for the polynomial function. p(x)=3x^32x^25x2 
PreCalc/Trig
Identify the asymptotes, removable discontinuities, and intercepts for the graph of the function. d(x)=(x^212x+20)/3x 
PreCalc/Trig...
Which of the following could be an example of a function with a domain (oo,oo) and a range (oo,2)? Check all that apply. A. y= (3)^x+2 B. y= (3)^x2 C. y= (0.25)^x+2 D/ y= (0.25)^x2 
Trig
Find the arc length of a circle that has a central angle of 270 degrees and a radius of 10 yards. 
Trig
Find the length of a chord intercepted by a central angle of 25 degrees in a circle of radius 30 feet 
Trig Question
Find solutions of the following equation which lie in the interval [0,2pi): 6cos(3theta)/(2)+3=0