# Trig check my work please?

87,593 results, page 40

### trig

solve 2sin^2x+sinx-1=0 in the interval [0, 2pi0

### algebra with trig

how do you solve an inequality and graph it's solution?

### trig

for a tangent graph is one of the asymptotes AWLAYS at - pi/2 ?

### trig

simplify cosecant (2(square root of 3) divided by 3

### Trig

given sin(4x)=5/13 in Q II find Tan(2x) and cos(2x)

### trig

how do i solve tan(165) and sin(285)

### trig

unscramble these letters into 3 words: rceureigthorty

### trig

2cosx+sinx+1=0 how do I get everything in one function?

### trig

Solve for X. Leave answers in logarithmic forms. 3^(2-x) = 2^x Thanks.

### Trig problem

What is a coterminal angle with 170 degrees?

### trig

solve sin x-1=0 for 0degress<x<360 degrees

### trig

How do I find the "exact value" for the arcsin of -pi/3 radians?

### trig

Find sin è/2 for cos è = 1/4 and è lies in Quadrant I.

### trig

how do i find cosX if i am given sin x= -4/5 and tan <o???

### trig

Factor each expression: cos^2x- 2cosx+1 4cos^2x-1

### Trig

4sin^2x-1=0 Are the angles 30, 120, and 210 and 300?

### Trig

4sin^2x-1=0 Are the angles 30, 120, and 210 and 300?

### Trig

in the equation y=acos b(x-h)+k, what exactally does b represent. How is it helpful?

### trig

If f(x) + log 2 (subscript 2) and g(x) = 2x (squared) + 14, determine the value of (f o g)(5)

### trig

In a diagram of circle, chords AB and CD intersect at E. If AE = 3, EB = 4, CE = x, and ED = x - 4, what is the value of x?

### trig

In triangle ABC, sinA=0.6, a=10 and b=7. Find sinB

### trig

find all solutions of the equation tan(sq)x=1

### trig

2sin(3x-3.14)-1 find the inverse form of this equation

### trig

How do you find the asymptote of an exponential function? for example: f(x)= 2^x + 3

### trig

Solve the oblique triangle given the information:a=3, b=4, ã=40°

### trig

What is the period, amplitude and phase shift for: y=2sin(3x-pi)

### trig

sin²u + tan²u + cos²u/ sec u simplify

### Trig 30

How would I find the general solution for x/2=2pi/3 and x/2=pi/3?

### trig

{tan^2x(1+cot^2x)} is equal to{1 divided by 1-sin^2x}

### trig

find the value of cosec(-120 degrees)

### Trig

Solve for x in the interval [0,2pi) sin^2x+2cosx=2

### Trig

What are some real life applications of logarithims?

### Trig

What are some real life applications of logarithims?

### trig

Solve the triangle ABC if angle A = 76 degrees and a = 12, b = 4

### trig

verify: cot(-t)+csc(-t)/sin(-t)=1/1-cos(t)

### trig

verify: cos(x)+sin(x)tan(x)=sec(x)

### algebra 2 / trig

what is the square root of negative 150?

### trig

can you help me find cos 2x if sin x = -12/13 (x in 3rd quadrant)

### trig

Find the values of the followin: (cot30deg) (sec45deg)

### trig

find exact value of cos(23pi/6)

### adv.alg/trig

Square root of 300

### trig

What are the maximum and minimum values of 6cos(πt/26)?

### trig

how do you solve: find cos2x if sinx is equal to 1/5

### trig

how do you establish the identity of cos(3pi/2+0)=sin0

### trig

what is the classified given angle of 177 degrees?

### trig

what is the amplitude, period and phase shift of y= 8cos (x-90)

### trig

Simplify the expression cotx divided by secx

### Math/Trig

Determine the period of the function: f(x)=3sin1/2x+2

### Math/Trig

Which of the following is coterminal with ? A)-237 B)33 C)-33 D)597

### trig

prove that :tan20 tan30 tan40 =tan10

### trig

sorry -- here it is simplify this expression : (x^3 y)/(y^(1/2) x^(-2) ) when x is not = 0, and y is not equal to 0 thank you

### trig

cos A = -4/5 for angle A in Quadrant II, find sin 2A

### trig

cos A = -4/5 for angle A in Quadrant II, find sin 2A

### Trig

Verify that 7pi/6 is a solution to 2sin2x–sinx=1.

### Trig

Solve:cos^2x=1 for 0 < x is less than or equal to 2pi

### Trig

Find the exact value of sin75degrees+ sin15degrees.

### trig

given the point (x, 4/7) on the unit circle where x is less then

### Geometry/trig

How do I find the geometric mean between 12 and 2.4?

### Trig

If = 58° and m = 120 in, what is the value of n to the nearest tenth of an inch?

### trig

give and exact value for cos(2pi/3)

### trig

Rewrite as a function of a quadrant 1 angle. cos152

### trig

solve csc^2x=3 for all possible solutions

### trig

what is angular velocity if 57 revolutions are completed in 8 minutes?

### trig

how do i solve this completing the square problem: 3x^2+12x+10=0

### trig

What is the cotangent of 0 degree? (A) 0 (B) 1 (C) 1/2 (D) −1 (E) None of the above.

### trig

Find the exact value of Cos(sin-1ã(3/2))

### Trig

How to find all solutions for 3tan^22x-1=0?

### trig

find an angle between 0 and & 2 pi that is coterminal with - 11 over 24 pi

### Trig

give the value of tan(arctan x+1/x-1+arctanx-1/x)

### trig

Why are the quadrants situated and numbered the way they are.What is the purpose.

### trig

sinx+sinxcot^2x=cscx prove each identity

### trig

sina=^10 sinb=^5 find a+b if a,b are acute angles

### trig

sina=^10 sinb=^5 find a+b if a,b are acute angles

### Trig

Find the angle of the measure formed by the clock. 2:15

### trig

given the following values, what is angle B? A= 46 degree b= 4 c= 8

### Trig

Solve 2cos sq x = 1 using the unit circle.

### trig

whats 21° 44' 3" as a decimal to the nearest thousandth of a degree

### trig

simplify: (2sin(2pie/7))/(3cos(3pie/14)

### trig

By expressing 3x as (2x + x) prove that cos3x = 4cos^3x - 3cosx

### trig

By expressing 3x as (2x + x) prove that cos3x = 4cos^3x - 3cosx

### Trig

How do you find cosine, tangent, and cotangent periods?

### Trig

If tanx = 2/3 tany = 1/2 then tan(x-y) = ?? a.7/4 b.7/6 c.1/8 d.8/6 which answer is correct ??

### trig

for the equation 4 cos alpha - square root 12 = 0

### Trig

The center of the circle (x+2)^2 + (y-3)^2 =1 is a. (2,3) b. (-2,3) c. (2,-3) d. (-2,-3) I believe b. is the answer, is that correct?

### Trig

the center of a circle x^2 + y^2 + 8y =1 is a. (0,-2) b. (0,4) c. (0,1) d. (0,-4) I believe the answer is (0,4) Am I correct ?

### trig

evaluate sin (11pi/6) to the nearest thousandth.

### trig

how do I find this without a calculator? sin 90 degrees?

### algebra 2 trig

express the product of (2/3x^2-1/2x) and (12x+4/5) as a trinomial

### trig

not sure how to simplify tan(t+pi)/sin(t+2pi)

### trig

how to find out maxima of function 3acos3theta

### trig

Are 22pi/5 and 100 degrees coterminal? explain.

### trig

What are the coordinates of the terminal point determined by t=7pi/6 ?

### Trig

Prove (1+secx)/(tanx+sinx)=cscx

### trig

Prove (1+secx)/(tanx+sinx)=cscx

### trig

How can I find the exact value of 4cos(7ð/4)-2sin(ð/3)?

### trig

what is the correct answer in trigonometric identities. DiViDE ; x^5 + 5x^4 - 2x^3 + 3x^2 + 2x + 1 by x + 3

### trig

cos^4 15-sin^4 15 with out using calculator

### trig

evaluate tan(51 degree 15')+cot(25 degrees 18')

### Pre- Calculus

Evaluate the trig function tan33degress