Trig check my work please?

87,713 results, page 56

Alg/2 Trig

Given the functions f(x)=-x^2+7 and g(x)=3x+4 find f(g(-5)) Write the composition above using an alternative notation.

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 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?

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 = 1-sinxcosx 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

algebra-trig help asap

Evaluate the expression. Assume that all angles are in quadrant 1. 1. cos(arccos4/5)

algebra-trig 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(t-3/2)) 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 x-12=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/3-tan^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 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 1-cos48°/2

trig

Write the complex number in trigonometric form, using degree measure for the argument. -12 - 16i

trig

use a half-angle 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 (A-B) is the answer =43/100

Math (Trig)

Rewrite the following expression in terms of tan3x: (sin2x + sin4x)/(cos2x + cos4x)

Pre-Calc/Trig...

Am i correct? A vertical shift is an example of a non-rigid transformation. True

Pre-Calc/Trig

I have looked this up, but still cant figure out what it is.. What is the projectile motion function?

Pre-Calc/Trig

Identify the asymptotes, removable discontinuities, and intercepts for the graph of the function. d(x)=(x^2-12x+20)/3x

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

Trig/PreCalc

Use an algebraic method to eliminate the parameter and identify the graph of the parametric curve. x=5-3t y=2+t -1<-x-<3

trig

Suppose that θ is an angle in standard position whose terminal side intersects the unit circle at , −15/17,−8/17

Geometry

Please Help! How do I work this? The Volume of the box is represented by (x^2+5+6)(x+5). Find the polynomial that represents the area of the bottom of the box.

Geometry

Please Help! How do I work this? The Volume of the box is represented by (x^2+5x+6)(x+5). Find the polynomial that represents the area of the bottom of the box.

Algebra

How do I work this correctly? I know the answer is 7 but I am doing something wrong.Here is what I have... x+ã(2x-5)=10 x+ã(2x-5)^2=10^2 x+2x-5=100 3x-5+5=100+5 3x=105 x=35 PLEASE HELP!

Debating

Using debating terminology can you help me define this please? That there should be compulsory exercise at work thanks a heap Minnie W

math

A. write (2^3)^3 as a single power of 2. show your work . B.write your answer from part A as a standard number. please help i don't get it.

Chemistry

How many ml of .050 M NaOH are required to prepare 1500.0 mL of .0020 M NaOH? Please show work, I'm not sure how to do this. Thanks!

Chemistry

How many ml of .050 M NaOH are required to prepare 1500.0 mL of .0020 M NaOH? Please show work, I'm not sure how to do this. Thanks!

algebra

perform the operation and simplify the answer. sqrt 12x^3 . sqrt 3xy^2 Please show work.

math

Bob has 4 more dimes than nickels. He has 1.45 in all. How many nickels does he have? Please explain and show your work.

Math

I can't make this work. Please help? Insert parentheses when necessary to make the number sentence true. 5-3x4/6+4=-9 Thank you!

Chemistry

Compute the equilibrium constant for the reaction between Ni 2+ (aq) and Co (s). I'm not sure how to work out this problem. Could you please help me out? thanks.

Chemistry

What is the molarity of a solution that contains 0.30 moles of KBr in 400 mL of solution. Please show all work

Algebra

I need help solving an equation Solve the following equation for a. Please show all of your work. C = 1/6 (10b-7a)

Math - Solving Logarithms equation

Solve the equation below. Please show all of your work. Log3((x/2)-9) = 4

Math

Simplify the radical expression by rationalizing the denominator. 8(radicand)48/(radicand) 112x Please explain how to work this.

college algebra

solve the logarithmic equation. Please show all work. log5x+log5(x-3)=log5(x+5)

algebra

Write the slope-intercept form of the equation of the line.Please show work. Show in graph.(-3,-5)(6,1)

math

Could you please assist me on how to work this problem? A student wrote 5 + 24+6=5 + 25 + 24 + 6 by the associative property. what error did the student make?

math

Could you please assist me on how to work this problem? A student wrote 5 + 24+6=5 + 25 + 24 + 6 by the associative property. what error did the student make?

math

Could you please assist me on how to work this problem? A student wrote 5 + 24+6=5 + 25 + 24 + 6 by the associative property. what error did the student make?

geometry

Algebra BD bisects <ABC. Solve for x and find m<ABC. m<ABD = 4x - 16, m<CBD = 2x + 6 Please teach me how to work this.

calculus

Find the inverse the following function. Find the domain, range, and asymptotes of each. f(x)=In(x+1)+1 Please show work

math

find the inverse of the following function. find the domain, range and asymptotes of each. f(x)=In(x+1)+1 please show work.

Calculus

Find the derivative of the function using the definition of a derivative. F(x)=squareroot(1-3x) Please show work for understanding, thank you! :)

Chemistry

If Gold sells for $1200.00 an ounce, how many atoms of gold can you buy for a penny? Please, Show work.

algebra 1

Simplify using long division(please show work so I understand) 1.Divide (72-8x^2+4x^3-36x)by (x-3) 2.Divide (8b^3-6) by (2b-1)

Grd 12 Math

Can someone please help me work out how to get to the answer of: tanx + tan (pi-x) + cot (pi/2+x) = tan (2pi-x)

Math

A cube has a surface area of 24 ft2. What is the length of one edge of the cube? Show Work Please.

Algebra 2

Solving Quadratic Systems 16x^2-9y^2=144 y=9-x^2 Please show work I'm having trouble solving it.

physics

steven throws a 3.5kg ball at a speed of 25m/s. what is the momentum of the ball? Please show work

Math

Simplify each expression and state any non-permissible values. (5 marks - show your work) 3x+1/2x^2-2 + 2x+2/2x^2-8x+6 is the expression Can you help please?

Math Word Problems

If I have 12 brownies and Sue eats 2/3 of them, how many do I have left? Please show me the work.

Math

Please help me write this as a single fraction? Sorry my addition/equal key does not work - 3a-7b/2a plus 5a-4b/3a plus 3.

Math 222

Please help me solve this equation? Sorry my addition and equal key does not work. -x^2-3x plus 5 equal 0

physics

a car rounds a curve with a radius of 45.0 m at a speed of 22.0 m/s. What is the centripetal acceleration of the car? please show work

mathematics

Let A = (1,2,5) B = {1,2,4,5,6,8} and the relation R is "less than or equal to."Representing the relation BRA in set gives??? Please show me work

math help pleaseee

One of the zeros of the function f(x)=x^3-28x-48 is x=-4. Factor the function. Show your work. How do I solve this?? Please help??

Math(Please answer)

This is the same equation as before just with different numbers. y=yo + (vo sin Q) t - 1/2gt^2 This time the numbers are: 0 = 1.005 + (3.021 sin 30)t - 1/2(9.8)t^2 4.9t^2 - 1.5105 - 1.005 = 0 This is the part where I am stuck. Did I do this correctly? sin 30 = 0.50 X 3.021 = 1...

precalculus

Can you check my answer? If it is wrong can you please explain why and give the correct answer? Use Gaussian elimination to write the system of equations given below in row-echelon form. 2x+4y+z=-4 2x-4y+6z=13 4x-2y+z=6 answer:2x+4y+z=-4 8y-5z=-17 z=1

my math

True or false? Intentionally writing a check on an account with insufficient funds is allowed under certain conditions. I say false? Ben Spender writes a $50 check which is returned by his bank with additional charges. The company he wrote the check to, Art Supply Inc., also ...

Theme please check

Could the theme be No women could change men The story is about a man marrying a women and the women wants the man changing his diet. The women bosses him around then the man finds another girl and takes off with her. He took off with her because the women bossed him around ...

English grammar check please

If someone could check these sentences for me that would be great. sentence beginning with a present participle: Beginning with Tom's conviction, Jem's belief in justice and the basic good of humanity is badly damaged. sentence that begins with a past participle: Brught to an ...

Science

Someone check this please Consider a wetland ecosystem similar to the one shown in the image below. In this ecosystem are two species: a small fish species and a wading bird species that feeds on the small fish as its main source of food. Oxygen levels are a limiting factor....

math

A machine has four components, A, B, C, and D, set up in such a manner that all four parts must work for the machine to work properly. Assume the probability of one part working does not depend on the functionality of any of the other parts. Also assume that the probabilities ...

computer

A coworker calls you at 9:00 a.m. at work and asks for a favor. He is having car trouble and will be an hour late for work. He explains that he has already been late for work twice this month and that a third time will cost him four hours of pay. He asks you to stop by his ...

help with solving

x^2+(x-2)^2 = (2x-6)^2 solve for x. thanks so much. Please keep in mind that tutors here won't simply do your work for you. I'm sure you'll get a better response if you show your work as far as you can get, so tutors will know where you get stuck. =) it was a word problem and ...

WILL SOMEONE PLEASE HELP ME!!!!!!!!!

A cross between true breeding tall red flowered plants and true breeding short white flowered plants. Tall and red are dominant traits. What would be the expected ratios of phenotypes in the f1 and f2 generations? what is the exoected ohenityouc ratui if F2 ganeration if red ...

chem

consider the following balance chemical equation: 2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4 grams of copper(II) oxide, which is the limitting reagent?? what is the theorectical yield of nitrogen gasd? if 8.52 g of N2 are formed, what is the...

chem

consider the following balance chemical equation: 2NH3(g)+3CuO(s)=N2(g)+3Cu(s)+3H2O(g) if 18.1grams of ammonia reacts with 90.4 grams of copper(II) oxide, which is the limitting reagent?? what is the theorectical yield of nitrogen gasd? if 8.52 g of N2 are formed, what is the...

physics

Does the tension in the rope or chain of a swing do any work on a child who is swinging? No. Work is done when the force is applied in the direction of motion.

Math

A person begins work at 9:00am on the east cost and ends their shift at 1:00 am on the pacific coast. How many hours did they work?

physics-work

if 2.0 J of work is done in raising a 180 g apple, how far is it lifted? equation used to figure this problem out?

Math

A does 20% less work than B .If a complete a piece of work in 7& 1/2 hours then B can do it in options- 5,5&1/2,6,6&1/2 plz solve without using x and y method

The mind at work

Boss Tweed encourages his associated to work " like a well- oiled machine, " thus providing his workers with

Phsics

HOW MUCH WORK IS DONE With a HORIZONTAL FORCE OF 50.0 N AT AN ANGLE OF 24 degrees over a level distance of 5.0 m. What net work is done on the box?

Help!!

What was the main concern for Anti-Federalists in passing the US Constitution as written after the Connecticut compromise? please someone tell me good site and please tell me how can I answer it, Check this site. http://en.wikipedia.org/wiki/Anti-Federalism

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