4,385 results, page 10
What is inverse cot of negative radical 3/3
What is the exact value of 19 pie divided by 12.
Triangle ABC has B= 137degrees, A=31.6 in., and C=42.8 in. Find B.
Cos 3 alpha = - 0.1 solutions in degree
differenthate sin8x from first principle?
Prove that 1 + tanAtanA/2 = tanAcotA/2 -1 = secA
What is the fundamental period of the function f(x)=4/9sinx
how can we find the value of sin -720
4 costheta +3sintheta=5,4sintheta-3costheta=WHAT
if tan(x)=9/4, find cos(x) if pi<x<3pi/2
if sin 7x = cos x+10 find the value of x
Simplify the expression cos^2 x (sec^2 x-1)
2cos^2 22.5-1 (find exact value)
cos(sin^-1 x)=sq rt(1-x^2) prove the identity
if sin2x=3sin2y, find 2tan(x-y)
Find the co terminal angle for 15pi/4
Subtract. Simplify is possible. (x^2-3x-28)/(x^2-x-42) -(x^2+10x+24)/(x^2+x-12)
Find the dot product of u and v u= 3i+7j v= 11i-5j
two dice are rolled, find p(2,then 3)
find the exact radian of 84 degrees
find the angle between vectors U= <2,3> and V= <1, -5>
what is the exact value of sin[tan^-1(2/3)]
Find the following values for each function. A. f(0) B. f(-1) C. f(-x) D. f(x+1) f(x)=2x^2+3x-4 and f(x)=x^2/x+1
Find the domain of each function. f(x)=Sqareroot of 5-x f(x)=x^3/x^2-16
2 cos(theta-13)= square root of 3
(1 + sinx)(secx - tanx) = cos x
(cotx + cscx(1-cosx)= SIN x
cos x cot = csc - sin
What re the roots of the following polynomial equation (x+5)(x+2)(x-5)=0
How do I find the exact value of sin (pi/24)?
if sin 41'=m. write m in terms of cos 41'
What happens when you try to elevate sin-1(3/2)?
Rewrite 6x^2 - sqrt(3)xy + 5y^2 - 9 = 0 with the xy term eliminated.
Convert 2xy = 1 to polar form.
simplify sin(540-2x) this is to do with trig
What is the 6th term of the geometric series with a1= -5 and r=2.5
If (m+2)sin ø + (2m-1)cos ø = 2m+1 then tan ø is equal to
determine the period of the function. y = cot 4t
Multiply and simplify. (cos x - sin x)^2
Multiply and Simplify. ( 1 + cot θ )^2
simplify the expression. -sin^2x-cos^2x
simplify the expression. cot^2(x)-csc^2(-x)
Which expression is equivalent to csc x - sin x?
Evaluate and simplify tan 5π/12.
tan^2(5x)cos^4(tx = 1/8 - 1/8cos(20x)
tan^2(5x)cos^4(5x) = 1/8 - 1/8cos(20x)
What is the general solution to y = arcsin 1?
What is the general solution to y = arcsin 0?
What is the sum of the arithmetic series where n=50 , t1=9 and t2=331
sina=3/5, pi/2<a<pi evaluate cos2a
Assume f(x) = -2x + 8 and g(x) = 3x. What is the value of (f + g)(-1)?
Solve R=3(1-sin theta) and graph
what is the reference angle for 11π/6? how would i do this?
How do you derive this identity? Cos(t)=1-sin^2(t/2)
if f(x) = sin4x-cos2x, find f(pi/8)
Sketch the graphs of f(x)=3overx+1 and g(x)=-2x-4
Help me find out how to do csc5pi over6
Solve for [0,2pi) 2cos4x + sqrt3 = 0
sec = 7/2 and is in Q1, then what is double angle of tan?
Integrate 1/(x(x^2+1)) dx using trig substitution
if sin(x)=-0.5 and x is in the third quadrant, find x
4x+y=0, x≥0 help finding Sin, Cos, Tan for this
cotxcosx/csc^2x-1 Please help me verify
y=x^2+bx+7 has a vertex at (-4,-9). What is the value of b?
The current I in an electrical conductor varies inversely as the resistance R of the conductor. The current is 9 amperes when the resistance is 940 ohms. What is the current when the resistance is 580 ohms? Thank you yet again. Almost through with this part of the class thank ...
An event in the Summer Olympics is 10-meter springboard diving. In this event, the height s, in meters, of a diver above the water t seconds after jumping is given by s(t) = –4.9t2 + 7.1t + 10. What is the maximum height that the diver will be above the water? Round to the ...
I know how to graph polynomial functions, but i'm having a hard time getting the second point on this one. f(x)=x(x-1)(x+2)(x+2). I graphed my zeros and made the right arrow go up and the left arrow go down. I plotted my first point by pluggin in -1. My first point is (-1,2). ...
I can't seem to prove these trig identities and would really appreciate help: 1. cosx + 1/sin^3x = cscx/1 - cosx I changed the 1: cosx/sin^3x + sin^3x/sin^3x = cscx/1-cosx Simplified: cosx + sin^3x/sin^3x = cscx/1-cosx I don't know where to go from there. 2. (sinx + cosx)(tanx...
Today we learned how to solve systems of equations with 3 variables, however my teacher didn't go over how to do a problem where not every single equation in the system has the 3 variables. Can someone point me to a place that explains this? the kind of problem im talking ...
Find the coordinates of the vertex and the equation of the axis of symmetry of the parabola with the given equation. y = 8x2 + 48x − 3 vertex (x, y) = _____________ axis of symmetry _____________
For each expression in column I, choose the expression from column II to complete an identity: Column I Column II 1. -tanxcosx A. sin^2x/cos^2x 2. sec^2x-1 B. 1/sec^2x 3. sec x/cscx C. sin(-x) 4. 1+sin^2x D.csc^2x-cot^2x+sin^2x 5. cos^2 x E. tanx I figured #1 is C, #2 is A, ...
two cars leave the station at 9:00 am. the first car head due south at an avg speed of 54mph. the second car heads due west at an avg speed of 72mph. how far apart will the cars be at 1:00pm? my solution: 360mi is this correct
A clothing company uses the expressions that follow to estimate revenue and expenses based on the production of x lots of clothes: Revenue: Expenses: The ratio of revenue to expenses is represented by the rational expression that follows: A. Factor the numerator and ...
if you invest a total of 1000 dollars, part at 6% and part at 8%, if you invest x dollars at 6%, then how much do you invest at 8%?
if sin2x=3sin2y, prove that: 2tan(x-y)=tan(x+y)
Graph the followiing function from x + 0 to x = 4 pi y = 3 cos squared x/2
Find the exact value of: tan(-3pi).
eliminate the parameter t from the following x = 9sin t y = 9cos t
If a = 5 cm and b = 3cm, use the Pythagorean Theorem to find c
If an angle is 1 radian, what is the arc length in radians?
What is sin^2 - cos^2 x/ 1-2cos^2 x, using the identities.
solve 2sin^2x+sinx-1=0 in the interval [0, 2pi0
how do you solve an inequality and graph it's solution?
for a tangent graph is one of the asymptotes AWLAYS at - pi/2 ?
simplify cosecant (2(square root of 3) divided by 3
given sin(4x)=5/13 in Q II find Tan(2x) and cos(2x)
how do i solve tan(165) and sin(285)
unscramble these letters into 3 words: rceureigthorty
2cosx+sinx+1=0 how do I get everything in one function?
Solve for X. Leave answers in logarithmic forms. 3^(2-x) = 2^x Thanks.
What is a coterminal angle with 170 degrees?
solve sin x-1=0 for 0degress<x<360 degrees
How do I find the "exact value" for the arcsin of -pi/3 radians?
Find sin è/2 for cos è = 1/4 and è lies in Quadrant I.
how do i find cosX if i am given sin x= -4/5 and tan <o???
Factor each expression: cos^2x- 2cosx+1 4cos^2x-1
4sin^2x-1=0 Are the angles 30, 120, and 210 and 300?