Monday

September 15, 2014

September 15, 2014

Number of results: 32,123

**Grammar**

Replace with or replace for? Sentence: I want to replace algebra (with/for) trigonometry. If I use the word with, then does that's an I want trigonometry and not algebra? If I use the word for, then does that mean I want algebra and not trigonometry? Any rules?
*August 29, 2013 by Anonymous*

**trigonometry**

determine the trend of each linear function: 1. f(x)= 3x+5 I don't know what you call the "trend" or why you call this a trigonometry question. It is about algebra. The value of the function increases with x at a rate of three times the change in x.
*July 10, 2007 by hugh*

**High School Courses**

How often do state colleges which are moderately competitive require trigonometry? Is trigonometry something like algebra that they expect you to have, or do they usually not care as long as you have the right number of math courses? Would it look better for me to take ...
*March 31, 2009 by Evelyn*

**plane and spherical trigonometry**

trigonometry in oblique triangles
*August 3, 2014 by keicer*

**Advance algebra and trigonometry**

2x-y=-6 8x-4y=-24
*November 11, 2010 by Tj*

**Algebra/Trigonometry**

Simplify the expression: 1/y - 1/y-3
*November 18, 2007 by Khadijah*

**Algebra II/Trigonometry**

Simplify this problem: (1/2m^4n^5)^2
*July 27, 2008 by David*

**algebra 2 and trigonometry**

What the solution of the equation: y^2-3y=9 ?
*January 18, 2011 by karla*

**algebra 2 and trigonometry**

What the solution of the equation: y^2-3y=9 ?
*January 18, 2011 by karla*

**algebra and trigonometry**

if 9<1/2X how do you graph that on a number line?
*August 28, 2010 by taylor*

**algebra 2 with trigonometry**

what is the answer to the problem (6t-4)-(6t2+t-2)
*January 5, 2012 by jamie*

**math**

need help with 20 question for algebra and trigonometry
*June 8, 2012 by Anonymous*

**Algebra 2 w/Trigonometry**

How would you solve the following problem: m-(m+4n)-3n
*August 25, 2008 by Cupcake*

**Algebra 2 w/ trigonometry**

is there a tutor out there that know how to do ordered triples?
*October 15, 2008 by She'koyea*

**algebra and trigonometry**

Where can I find a complete drawing of the unit circle
*January 13, 2013 by Anonymous*

**Algebra 2/ Trigonometry**

The expression sin(2π - θ)is equivalent to
*April 27, 2013 by Moe*

**Algebra/trigonometry**

The expression (3-7i)^2 is equivilant to? i know what the answer is im just not sure how to get it please help
*May 18, 2010 by Sally*

**Algebra/trigonometry**

The expression cos4x cos3x+ sin4x sin3x is equilvalent to?
*May 18, 2010 by Sally*

**algebra and trigonometry**

find the dimensions of a rectangle having perimeter 14m and diagonal of length 5m
*July 24, 2008 by raven*

**Algebra And Trigonometry**

After finding the values by using half angle formula, how to determined the quadrant
*March 22, 2008 by Nicole*

**12th grade**

I'm having trouble ordered triple in algebra 2 w/ trigonometry, could someone please hellllllllllllllllllp me!
*October 13, 2008 by She'koyea*

**math(advanced algebra&trigonometry)**

find, to the nearest minute, the angle whose measure is 3.45 radians.
*March 27, 2010 by Rony*

**Algebra 2 with trigonometry**

2sin2xcos2x cos^4x-sin^4x (sinx+cosx)^2-sin2x 2sinxcos^3x+2sin^3xcosx
*May 6, 2010 by T*

**Algebra 2 with trigonometry**

2sin2xcos2x cos^4x-sin^4x (sinx+cosx)^2-sin2x 2sinxcos^3x+2sin^3xcosx
*May 6, 2010 by T*

**Algebra**

I am doing the amount of permutations in the word trigonometry. For the expression, I wrote 12!/2!2!2!. I got 968003200. Is this correct? If not, should I use parenthesese? Thanks
*January 30, 2009 by Caleb*

**spanish**

is this translated right? In the morning I wake up at 8:30 a.m. The first thing I do is brush my teeth and comb my hair. Then I eat breakfast. By 9:00 a.m., I start my schooling (home). The first thing I work on is trigonometry. Then I do English, Trigonometry, American ...
*May 3, 2009 by y912f*

**Algebra w/Trigonometry**

How would you solve: 3.5r squared minus 5.5 + 1.5r squared plus 4?
*August 25, 2008 by Cupcake*

**Algebra 2 w/Trigonometry**

How would you work the problem: 2 with the exponent of 4 minus 3 times 5 divided by 10 plus 16-15 divided by 10?
*August 25, 2008 by Cupcake*

**Algebra 2/ Trigonometry**

If cos θ = c, then sin²θ/2 equals 1) 1-c/2 2) 1+c/2 3) 1-c/c+c 4) 1-c/4
*April 27, 2013 by Moe*

**math(advanced algebra&trigonometry)**

the expression cos4x cos3x + sin4x sin3x is equivalent to which one of the following is the answer: 1) sinx 2) sin7x 3) cosx 4) cos7x
*March 27, 2010 by Rony*

**algebra & trigonometry**

The sum of two numbers is 210. If one number is the square of the other, find the set of numbers. Thanks
*February 11, 2014 by daniel*

**math(advanced algebra&trigonometry)**

If a is an angle in standard position and its terminal side passes through the point (-3,2), find the exact value of csc a. Answer: radical 13/2
*April 3, 2010 by Rony*

**trigonometry**

okay so i have this trigonometry problem were i HAVE to use logarithms. Now this is my work but can u help me solve it using logarithms. Find the area of the following triangles:(use logarithms) 1) c=426, A=45degrees 48' 36",and B=61degrees 2' 13"
*February 20, 2011 by anon*

**algebra/trigonometry**

find the smallest positive number that is the difference of two three-digit integers made up of the digits 1, 2, 3, 6, 7, 8 where each digit is used once.
*September 9, 2012 by DJ*

**algebra/trigonometry**

x+5 over 7 divided by 4x+20 over 9
*January 21, 2013 by Mary*

**Algebra & Trigonometry**

A slice of thickness 1 cm is cut off from one side of a cube. If the volume of the remaining figure is 180 cubic centimeter, how ling is the edge of the original cube
*September 25, 2011 by Ruth Joy*

**Trigonometry**

Solve for x to the nearest hundreth and can you explain how you get your answer I don't understand 3^x = 1.295 Your question has nothing to do with trigonometry. You can solve for x by taking the logarithm (to any base) of both sides of the equation. Then x log 3 = log 1.295 x...
*June 10, 2007 by Linda*

**Math (trigonometry)**

Trigonometry identities are so hard... I need some help proving these identities: *Oh, and I'm only in grade 11, so the identities we use are quotient identity and Pythagorean identity. sinx/(sinx + cosx) = tanx/(1 + tanx) cos^2x - sin^2x = 2cos^2x - 1 Thanks! Lucy
*April 13, 2008 by Lucy*

**senior courses**

So far in high school i have taken geometry, algebra 2, and trigonometry. one of my friends is taking calculus and she says its way too difficult. and since i have alot of trouble in algebra and trig myself i dont think calculus would be the right choice for me next year. what...
*April 28, 2009 by y912f*

**algebra & trigonometry**

The area of a rectangle is 12 square inches. The length is 5 more than twice the width. Find the length and the width. Thanks
*February 11, 2014 by daniel*

**algebra & trigonometry**

The area of a rectangle is 28 square inches. The length is 8 more than thrice the width. Find the length and the width. Thanks
*February 11, 2014 by daniel*

**Algebra and Trigonometry **

A plane if flying at 200 mph with a heading of 45 degrees and encounters a wind of 100 mph from the west. What is the resulting velocity and heading?
*March 3, 2013 by Sarah*

**math(advanced algebra&trigonometry)**

A circle has a radius of 4 inches. In inches, what is the length of the arc intercepted by a central angle of 2 radians? which of the following is the answer: 1) 2 radian 2) 2 3) 8 radian 4) 8
*March 27, 2010 by Rony*

**Algebra 2/ Trigonometry**

The expression 4 - cos² A is equivalent to 1)5 - sec² A 2)5 - sin² A 3)5 + sin² A 4)5/sec² A
*April 27, 2013 by Moe*

**algebra & trigonometry**

A person wants to purchase two types of items, A and B, from a shop. She has $200 to spend, and she has to purchase at least 10 items. If the price of one unit of each A and B is $10 and $30, respectively, represent this problem graphically.
*February 9, 2014 by daniel*

**algebra & trigonometry**

A person wants to purchase two types of items, A and B, from a shop. She has $200 to spend, and she has to purchase at least 10 items. If the price of one unit of each A and B is $10 and $30, respectively, represent this problem graphically. Thanks
*February 9, 2014 by daniel*

**Algebra 2 with trigonometry**

A baseball diamond is a square 90 feet on a side. The pitcher's mound is 60.5 feet from home. How far does the pitcher have to run to cover first? (we are using the LAW OF SINES AND COSINES)
*May 6, 2010 by T*

**Algebra 2/ Trigonometry**

If cos y = -4/5 when 90°≤ y ≤ 180° what is the value of cos 2y?
*April 27, 2013 by Moe*

**Algebra and Trigonometry**

A person who can swim at 3 m/s wishes to swim straight across a river flowing at 2 m/s south. What heading should they swim at? How long will it take to cross the river if it is 56 m wide?
*March 3, 2013 by Sarah*

**algebra & trigonometry**

At a grocery store, the number of customers arriving per hour is shown by the function f(x) = 2x + 1. Find the number of customers that arrived in the 6th hour. Thanks
*February 9, 2014 by daniel*

**algebra & trigonometry**

The profit of an organization is calculated by the function P(x) = x2 – 4000x + 7800000, where x is the number of units sold. If the net profit is 3800000, find the number of items sold. Thanks
*February 9, 2014 by daniel*

**Trigonometry**

I really need help with this trigonometry question.please any help is appreciated. 1.I have to draw the graph of y=cos x from 0deg to 360deg. 2.Be sure to show a table of vales similar to the this table. colum X l colum :y=sinx 0 l 0.00 pi/10 l 0.31 pi/5 l 0.59 3pi/10 l 0.81 ...
*March 7, 2011 by anon*

**math(advanced algebra&trigonometry)**

If θ is an angle in standard position and its terminal side passes through the point (−3,2), find the exact value of cscθ . I know the answer...but i want to know how you get the answer... The answer is radical 13/2
*March 28, 2010 by Rony*

**math(advanced algebra&trigonometry)**

The Vietnam Veterans Memorial in Washington, D.C., is made up of two walls, each 246.75 feet long, that meet at an angle of 125.2°. Find, to the nearest foot, the distance between the ends of the walls that do not meet.
*April 10, 2010 by Rony*

**Maths trigonometry **

using basic trigonometry derive the following equations, which are used to convert cartesian to polar coordinates and vice versa. why is the cos(phi)in the x term? x = R cos (phi) sin (lamda) y = R sin (phi) they are used in orthogonal projection of a spherical surface to a ...
*October 16, 2011 by forest*

**math(advanced algebra&trigonometry)**

the playground at a daycare center has a triangular-shaped sandbox. Tow of the sides measure 20 feet and 14.5 feet and form and included angle of 45 degree. Find the length and the third side of the sandbox to the nearest tenth of a foot.
*April 15, 2010 by Rony*

**algebra/trigonometry**

What are the values of theta in the interval 0degrees less than or equal to theta less than or equal to 360 degrees that satisfy the equation tan theta - radical3=0
*May 18, 2010 by Sally*

**College Algebra and Trigonometry**

A weight is attached to an elastic spring that is suspended from a ceiling. If the weight s pulled 1 inch below its rest position and released its displacement in inches after t seconds is given by x(t)=(5pt+p/3. Find the first two times for which the displacement s 1.5 inches.
*April 30, 2014 by Madlyn Roberts*

**College Algebra and Trigonometry **

A weight is attached to an elastic spring that is suspended from a ceiling. If the weight s pulled 1 inch below its rest position and released its displacement in inches after t seconds is given by x(t)=(5pt+p/3. Find the first two times for which the displacement s 1.5 inches...
*April 30, 2014 by Madlyn Roberts*

**College Algebra & Trigonometry**

A weight is attached to an elastic spring that is suspended from a ceiling. If the weight is pulled 1 inch below its rest position and released its displacement in inches after t seconds is given by x(t)=2cos(5ðt+ð/3). Find the first two times for which the displacement s 1.5 ...
*May 2, 2014 by Lira*

**College Algebra and Trigonometry**

Two guys wires for a radio tower make angles with the horizontal of 50 degree and 49 degree. If the ground anchors for each wide are 150feets apart, find the length of each wire assuming the wires are straight and find the height of the tower?
*November 5, 2012 by Julani*

**algebra & trigonometry**

Jerry wants to purchase some items whose cost function is , where x is the number of items. If Jerry spends between $50 and $80, find the minimum and maximum number of items that he can purchase.
*February 9, 2014 by daniel*

**algebra & trigonometry**

Jerry wants to purchase some items whose cost function is , where x is the number of items. If Jerry spends between $50 and $80, find the minimum and maximum number of items that he can purchase. Thanks
*February 9, 2014 by daniel*

**Trigonometry - Proof**

Prove that cot x + tan x = csc x * sec x whenever both sides are defined. I tried rewriting all sides in terms of sin x but it got all complicated and I can't make head or tail of it. Could someone assist me? Is it all just a pound-out algebra problem in essence? How do you ...
*October 16, 2013 by John*

**trigonometry**

sinxcosx=0,x=?
*October 9, 2007 by raygene*

**Trigonometry**

What is the arcsin of (pi/2)?
*November 8, 2009 by Anonymous*

**trigonometry**

what is sin 35=x/6
*October 17, 2010 by aundrea*

**Trigonometry**

sin x= -1
*May 30, 2011 by Abigail*

**Trigonometry **

Find m < D if d=10, e=8 and m< E= 43
*June 4, 2011 by MIke A*

**Trigonometry **

expand ( 5d-1) 4
*June 4, 2011 by MIke A*

**Trigonometry**

v=2(ab+bc+ca), solve for a
*July 8, 2011 by Kali*

**Trigonometry**

Simplify i^45. A. 1 B. i C. –1 D. –i
*August 2, 2012 by Anonymous*

**Trigonometry**

If g(t) = 5t+1 and h(n) = 2(n - 7), what is the value of h(g(3))?
*March 10, 2013 by John*

**Trigonometry**

n-1/n divided by 1+1/n
*October 19, 2013 by Cait*

**Trigonometry**

if cot 2x = 5/12 with 0<=2x<=pi
*November 28, 2013 by David*

**math**

what does trigonometry mean?
*March 3, 2008 by shelbie*

**math**

what does trigonometry mean?
*March 3, 2008 by lizbet*

**Trigonometry**

cos2x(2cosx+1)=0 x=?
*November 17, 2008 by Rob*

**Trigonometry**

What is the cosecant of the arccot of 3?
*November 9, 2009 by Anonymous*

**Trigonometry**

Factor 1-sin^3x
*February 17, 2010 by Sandra*

**Trigonometry**

sin (4x) = .5 what are the 4 solutions? How did you get them?
*June 9, 2010 by bob*

**Trigonometry**

Explain why {y||y| ¡Ü 1} is the same as [-1,1].
*September 16, 2010 by Pauline*

**Trigonometry**

What does SOHCAHTOA mean?
*September 27, 2010 by Michael Stewart*

**trigonometry**

2 cos^2=1 [0, 2pi)
*October 30, 2010 by tina*

**Trigonometry**

How do you solve the equation -3x^2 + 3 = 0
*November 16, 2010 by Elizabeth*

**trigonometry**

solve: 2cosx-1=0
*December 15, 2010 by ash*

**trigonometry**

sinA= 3/5 and C=17 Finding a and b
*January 12, 2011 by anon*

**Trigonometry**

cos(54º-X)=sin2X
*April 7, 2011 by Michelle *

**Trigonometry**

(1+ tan^2x)/(secx)
*May 30, 2011 by Abigail*

**Trigonometry**

tan^2(x)=-3/2sec(x)
*December 11, 2011 by Blair*

**Trigonometry**

what is the frequency of y=tan(Pi/3 x)?
*July 27, 2012 by Cyndy*

**Trigonometry Help**

4 tan x - 12 cot x = 0
*November 18, 2012 by Anonymous*

**Trigonometry**

what is the trigonometric form of z=1+i?
*December 1, 2012 by Josh G.*

**trigonometry**

What is the graph of y= 5sin1/2(x+pi)-1
*February 1, 2013 by Betty*

**trigonometry**

what is the graph of y= cos2(x-pi)+2
*February 2, 2013 by Betty*

**trigonometry**

what is the graph of y= tan(2x-pi)
*February 2, 2013 by Betty*

**trigonometry**

what is the graph of y=sec(x+pi/2)
*February 2, 2013 by Betty*

**trigonometry**

what is the graph of y= arccos(x-2)
*February 2, 2013 by Betty*

**trigonometry**

what are the solution sets to x^5-2x^3+x=0 and how do you get them?
*February 18, 2013 by jessica*

**Trigonometry**

sin2u+_______x1
*June 8, 2013 by Anonymous*

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