Algebra & Trig
1.Find the domain f(x)=ã(x^(2)-9) 2. Find all six trig functions for (-3,4)
Suppose that z1=6-8i. Find: A. The Trig Form of the complex number z1, where your theta is in degrees. B. The Trig form of z1*z2, where z2=5[cos(60degrees)+isin(60degrees)] C. The Trig Form of (z1)^4
x+5 1 ------- - 1= ------- x^2-2x x^2-2x
1. what trig function has an amplitue of 1 and negative values for angles between π/2 and π? 2. what trig function never crosses the x-axis and has a value of 2 at π/6? are these correct? 3. what trig function has a period of π and is undefined for -π/...
What is the slope for y=3/4x+1?
could someone please refresh my memory of the basic trig functions? ex) cos^2 + sin^2 = 1? That is a trig identity. http://www.sosmath.com/trig/Trig5/trig5/trig5.html
solve: ln12x = 6
is this graphable??? y=x^2-4x-2
x^2+2x-15=0 solve by completing the square
if f(x) = sin4x-cos2x, find f(pi/8)
y=x^2+bx+7 has a vertex at (-4,-9). What is the value of b?
What kind of reflections are the following trig functions? y = 3cos(x-1) y = sin(-3x+3) y = -2sin(x)-4
What is the shift along x of the following trig functions? y = (3sinx/2) + 4 y = -2sin(x)-4 y = sin(-3x + 3)
express the trig. ratios sinA,secA n tanA in terms of cotA.
How do you solve cos(2arcsin 1/4) using inverse trig. functions??!! PLEASE HELP ME!
Find (if possible) the trig function of the quadrant angle. sec 3pi/2
What kind of reflection does the trig function y = cos(4x/3 minus 1) have?
What kind of reflection does the trig function y = cos(4x/3 minus 1) have?
how do i do this? give the signs of the six trig functions for each angle: 74 degrees?
simplify to a constant or basic trig function.. 1+tan(x)/1+cot(x)
find the 5 trig ratios when sin theta = -5/13 and lies in quadrant 3
Does anybody know a good website that will help me with finding the six trig functions of a point NOT on the unit cricle?
use the unit circle to find the exact value for all the trig functions of è=2ð/3.
How would you solve this trig function: cos2x=sin^2-2 how do you know what trig identities to use?
find the exact values of the six trig functions of angle... sin(-315degrees) how do i do this?
I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x0= secx i(x)= cscx
I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x)= secx i(x)= cscx
find the 5 other trig functions if cos(theta) = square root of 2/2 and cotangent is less than 0
if (-12,5) is a pointon the terminal side of an angel 0 find the exact value of six trig funcation of 0
what is the exact value of 7pi for all trig func.?
Find (if possible) the trig function of the quadrant angle.
write a product of two trig functions that equals 1.
Solve the following trig equation 2cos(x-π/6)=1
csc thea= -2, quadrant 4. what are the six trig functions?
TRIG Identities, Gr. 12: Prove: cot4x=1-tan^2x/2tan2x
how do you solve an inequality and graph it's solution?
what is the square root of negative 150?
express the product of (2/3x^2-1/2x) and (12x+4/5) as a trinomial
What is the shift along x of the trig function y = cos(4x/3 minus 1)? Any link of proof would be appreciated if you have one Thank you
What is the shift along y of the trig function y = cos(4x/3 minus 1)? Any link of proof would be appreciated if you have one Thank you
Let Q be an acute angle such that sinQ=.6. Find the values of the following using Trig Identities: cosQ and tanQ
Use Trig identities to verify that sec^4(x)-tan^4(x)=1+2tan^2(x), Only work with one side of the equation
One more problem.. Given sin t= 3/11 and cos t<0, find the values of the remaining 6 trig functions.
how to i find the six trig values for (7pi/3)
what's the single trig. function of cos6xcosx-sin6xsinx
Simplify the rational expression. 2x/x^2+4x+3 divided by 1/x+3 plus 2/x+1
i need to find out how to solve this problem: 9x+2 7 ---------- + --- 3x^2-2x-8 3x^2+x-4
identify the equation of the line through (-7, 10) and horizontal
identify the equation of the line through (-2, 1) and parallel to y = 3x + 1
x=sec^-1 2 I really need help with this problem. Thanks
if log3=a then log300 can be expressed as? 1) 100a 2)a+2 3)100+a 4)3a
Suppose that q is in standard position and the given point is on the terminal side of q. Give the exact value of the indicated trig function for q.
simplify to a constant or trig func. 1. sec ²u-tan ²u/cos ²v+sin ²v change expression to only sines and cosines. then to a basic trig function. 2. sin(theta) - tan(theta)*cos(theta)+ cos(pi/2 - theta) 3. (sec y - tan y)(sec y + tan y)/ sec y combine fractions and simplify ...
(2x squared-3x +1)(4)(3x+2)cubed (3)+(3x +2)raised to the 4 (4x-3) Simplify
what is the index of three with the square root of negative 432
Can someone please help me understand how to graph y=3cos(x/4)-5
The next two steps in solving this trig identity question are ??? 1/csctheta x costheta x sintheta x sectheta = sinsqtheta arghhh need help please
What is the range of the trig function sin(-3x+3)?
Trig Identity. 1-sin^2x/1-cosx
write 2+2 squareroot of 3i in trig form.
Simplify: (n/4)/(n/m) As my answer I got: 4m Is this response correct? If not, please let me know what I did wrong.
simplify using properties of exponents ? (2y^1/5)^4 ---------- y^3/10 what would that be please hlepp
calculate the velocity of 10 meters per second with an angle of 30 degrees
Hi, could someone explain to me how to use a counterexample in trig to prove whether something is either an identity or equation? For ex. how would you do that with this question? sec^2x-tan^2x= cos x
Getting ready for trig semester finals. Can't figure out how they are simplifying these equations. (these are the review not actual test) tanx-sqr3=2tanx and 2sin^2+sinx=0
How would I calculate the following function value? tan = 29degrees 36feet
Given cos X = -0.147, find two possible values for X that are not co-terminal.
Evaluate the expression. Assume that all angles are in quadrant 1. 1. cos(arccos4/5)
Evaluate the expression. Assume that all angles are in Quadrant I. 14. tan(arccos 3/5)
Use the trig Identities to find the other 5 trig functions. Problem 7.)Tan(90-x)=-3/8 8.)Csc x=-13/5 9.)Cot x=square root of 3 10.)Sin(90-x)=-.4563 11.)Sec(-x)=4 12.)Cos x=-.2351 I need HELP!
I am currently taking a trig class. I need help understanding how to solve for sin,cos, and tan in problems which give an angle and a side length or the hypotenus. Any help would be muchly appreciated
combine fractions and simplify to a multiple of a power of a basic trig. function.? sin x/cot²x - sin x/cos²x
I have heard that trig CAN be super easy, that there are just, like, 10 rules you need to memorize then all the problems are easy. ... Does anyone know what these are? Thanks!
Im having serious issues with verifying Trig. identities. Please help! Here is an example: (tanX-secX)^2= 1-sinX/1+sinX
Solving Trig Functions: How Do You Solve For Sin 7.5 Using Half-Angle and Double-Angle Identities?
Find values of all six trig functions if sin(theta)= 4/5 and theta is in the second quadrant.
If cos 0 = - 1/2 and tan 0 > 0, find the quadrant that contains the terminal side of 0, and then find the exact values of the other five trig functions of 0.
find the exact values of the six trig functions of theta equals six pi divided by 8
How would i use my calculator to find the approximate value of the expression, cot 0.2748 rad
2sin(4x)[(cos(3/2)x)(cos(5x/2)-sin((15/4)x)]+x can someone simplify this using trig identities?
Determine if the value of each trig function is positive, negative, zero, or undefined. a) tan 310 degrees b) cos 7pi/6 c) sin -245 degrees d) sec( -7/2)
Solving Multivariable Linear Systems: 3x-5y+5z = 1 5x-2y+3z = 0 7x-y+z = 5 I am confused on how to solve this. I'm supposed to use the Row-Echelon form. Thanks.
Rewrite: tan(cos^−1 (v)) as an algebraic expression in v. Please help me understand.
hi, I have a placement test coming up tomorrow, and I'm pretty confident about all the stuff that's going to be there except trigonometry. I took trig two years back and I understood it very well. But now it's been so long and I can't even remember the basics. Is there any ...
The adjacent sides of a parallelogram measure 8 cm and 12 cm and one angle measures 60 degrees. Find the area of the parellelogram.
Hello guys. I am just wondering if tan^2 A (tan squared A) = sin^2 A /cos^2A And 2tan A = 2sin A / 2cos A This has been bothering me when I have to simplify trig. Thanks in advance.
Find the exact values of the other trig functions of theta given sec theta=7 and sin theta is less than 0.
I need help with verifying these trig identities: 1) sin4x = 4sinxcos - 8sin^3 x cos x 2) cos3x = cos^3 x - 3sin^2 x cos x
Prove the following trig identity: 1 + sinx = sinx(1+cscx)
how do i find six trig functions for cos(pi over 2-x)=3/5, cos x=4/5?
HELP!!!! I don't know how to do the trig identity with this problem csc^4 x-cot^4x= Csx^2 x + cot^2x
how to graph thr trig function f(x)3x-180)+2 and the parent function?
Simplify: 1/5(-5a^2b^3)^2(abc)^4 How do you simplify this. How does the "-5" play a role in this? how would you get 1/5 of "-5"
The expression log 10^(x+2)- log 10^x is equivalent to???
x squared minus four thirds x plus four over nine
A rhombus has sides of 5 cm and one diagonal is 6 cm long. Find the area of the rhombus.
A regular octagon is inscribed in a circle with a radius of 5 cm. Find the area of the octagon.
A rhombus has sides of 5 cm each and one diagonal is 6 cm long. Find the area of the rhombus.
at a throwing speed pf 12.2 meters per seconds,what is the angle that produce a distance of 13 meters