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maths (trigonometry)

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MATHS 2
If x+y=45°, prove that {(cotx+1)(coty+1)}/{cotx×coty}=2 Please help me in this TRIGONOMETRY problem. From the topic - TRIGONOMETRY Ratios of compound angles

Maths trigonometry
335sin59 over xx

maths trigonometry
335sin59 over x

maths, trigonometry
if tanx = 3 find x (3sf) - 8

Maths trigonometry
Sin Alfa = 335sin59 over x

maths - trigonometry
I have my maths exam on Tuesday and cannot remember how to do trigonometric identities at all. I was so sure, but now I'm not. I asked a similar question earlier, but I still don't quite understand. Please give me step-by-step instructions? [sinx + tanx] / [cosx +1] = tanx

Maths Trigonometry
Solve the following equation for 0<x<2Pi: (answer has to be in radians) sec (x + [pi/10]) =-5

maths trigonometry
Expand the following using compound angle formulae Sin(m-n) Cos(p-55)

Maths, triangle trigonometry
P, Q and R are three fire towers. Q is 40 km N 72°E of P and R is 48 km S 55° E of P. Find the distance between R and Q and bearing of R from Q.

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 ...

maths (trigonometry)
how can we calculwte the value of Cot 70 degree+4 cos 70 degree

maths (trigonometry)
how can we calculate the value of Sec50 degree+tan 50 degree

maths trigonometry
solve the equation (cos theta +1)(tan theta minus 1)=0 for solution between 0 and 2pii.

maths trigonometry,
find all solutions between 0 and 2pii for (tan theta =1)and (cos theta =negative 1/2).

maths trigonometry
solve the equation (2cos theta +1)(tan theta minus 1)=0 for all values between 0 and 2pii.

maths (trigonometry)
if sec x +tan x=p, then tan xeuqalto what. How?

maths trigonometry
if theta = 45, the value of cosec ^ 2 theta is ?

plane and spherical trigonometry
trigonometry in oblique triangles

Maths trigonometry
If the angle of elevation of the sum at the given time is 30° then find the length of the shadow cast by the tower of 150 feet height at that time.

maths (trigonometry)
what is the identity of A raise to 4+b raise to 4

maths
Trigonometry query. ABC is a rightangled triangle. AD is the bisector of angle BAC. Angle DAC = 15 degrees. X = CD. find X. I know the answer is 7.1 but cannot work out the theory. Could you please help? Thankyou.

maths (trigonometry)
please solve these if possible Q1. If sinx +siny=3(cosy-cosx) then the value of sin3x/sin3y. Q2. If sina ,cosa,and tan a are in g.p.then cos cubea+cos square a is equal to

Maths-Trigonometry
a kite is attached to a string that is 15m long. If the string makes an angle of 26 degrees to the horizontal the height of the kite is.

maths(trigonometry)
prove that sinA-cosA+1/sinA+cosA-1=1/secA-tanA

Maths - trigonometry
if sec theta*sin(36° + theta )=0 , find the value of theta so that theta and 36°+theta are acute angles

maths (trigonometry)
how can we calculate the value of Cos 10+sin 10/cos 10- sin 10

maths trigonometry
if cottheta=7/8 then what is the value of 1+costheta/1-sintheta*1-costheta/1+sintheta.

maths(trigonometry)
if 10A=4/3, find (3sinA+2cosA)/(3sinA-2cosA)

maths
prove that sin sqared pie/6+ cos sqared pie/3-tansqare pie/4=1/2 in trigonometry

maths (trigonometry)
1+sin a- cos a/1+sin a +cos a eual to ?. How?

maths trigonometry
if sin A + sin^2 A = 1, then the value of cos^A + cos^4 A is (A) 2 (B) 1 (C) -2 (D) 0

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?

maths
Sine and Cosine rule are both used in solving trigonometry problems.Give an example of when the cosine rule is more appliciable than the sine rule?

maths (trigonometry)
if cosx-sinx=root 2 sinx, then what is the value of cosx+sinx. How

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 ...

TRIGONOMETRY *(MATHS)
Q.1 Prove the following identities:- (i) tan^3x/1+tan^2x + cot^3x/1+cot^2 = 1-2sin^x cos^x/sinx cosx (ii) (1+cotx+tanx)(sinx-cosx)/sec^3x-cosec^3x = sin^2xcos^2x.

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.

Trigonometry
a 20ft. ladder is leaning against a wall so that the foot of the ladder is 9ft. from the buss of the wall what angle does the ladder make with the ground? what is the distance from the top of the ladder to the base of the house? based in trigonometry

maths letaracy,history,geography and life science
im going to grade 10 next year,and i want to be a psychologist and im going for maths letaracy and history feild im realy not good with maths and i just found out a few weeks ago that i need pure maths to do psychology.i don't know what to do now ,i also don't know the jobs ...

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 ...

maths (trigonometry)
sin(alpha-bita)=1/2 and cos(alpha+bita)=1/2, where alpha and bita are positive acute angles then what is the value of alpha and bita

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"

Trigonometry
PLEASE HELP!! I really don't understand this...I just started learning about trigonometry and SOH CAH TOA and I think this probably has to do with that but I don't know how to apply it... Please explain this to me!!!! I need to know how to do it and not just the answer. ...

Math
Make a complete re search project on maths is interconnected with other subject i.e. Maths Vs computer using art with maths.

business studies n maths lit n accounting n geo
Do I need pure maths in These subjects or is maths lite fine to get me to the point of being a entreprenuer in my life

maths
suresh scored 15 mareks more than ramesh in maths.if the sum of their marks in maths is 275.write the statement in linear equation in two variables

Trigonometry
The light on the Prince Shoal lighthouse is 25m above water level. From a position behind the light, the angle of the depression of the sailboat is 12 degrees. How far is the sailboat from the lighthouse, to the nearest metre? (I have no idea how the diagram would look - it ...

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...

MATHS TRIGONOMETRY
if 3sin theta =2 and cos greater than 0,with the aid of a diagram determine the value of: a) tan theta b) sin theta/cos theta c) sin^2 theta + cos^2 theta

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

Maths trigonometry
Find the acute angles A and B satisfying secAcotB-secA-2cotB+2=0 Ans : secAcotB-secA-2cotB+2=0 2cotB-secAcotB+secA=2

Maths, triangle trigonometry
The captain of a ship sailing along a bearing of 070oT observes two lighthouses in a line due North of himself. The ship continues on the same course for a further 5 km. Now, one of the lighthouses has a bearing of 280oT from the ship and the other has a bearing of 320oT from ...

maths a
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision. ...

Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.

Maths B
Charlotte received a score of 68 on both her English and Maths tests. The mean for English was 52 and the mean for Maths was 55. The standard deviations for English and Maths were 10 and 8 respectively. In which subject did Charlotte perform better? Explain your decision.

trigonometry
y=−34 sin(10θ+10π)−14 I need to graph this trigonometry problem. I need the parent graph, period, vertical shift, phase shift, a separate graph showing the new mid line with the amplitude and a final product graph. thanks for any help :)

Trigonometry
A balloon is flying west of two trigonometry students who are 7 miles apart. The angles of elevation of the two students to the balloon are 15 and 28 degrees. Approximate how high the balloon is flying.

Maths - Trigonometry
The eaves of a roof sloping at 23° overhand the walls, the edge of the roof being 75 cm from the top of the wall. The top of the wall is 5.4 meters above the ground. What is the height above the ground of the edge of the roof, to the nearest centimeter?

maths trigonometry
sin (60 degrees + theta)-cos(30 degrees - theta)is equal to (A)2 cos theta (B)2 sin theta (C)theta (D)1 could u plz explain this answer thank you

Maths- Trigonometry
4. A,B and C are points on a horizontal plane. A is 75 m from C on a bearing of 210 degrees and the bearing of B from C is 120 degrees. The bearing of B from A is 075 degrees. From A the angle of elevation of the top T of a vertical towel at C is 42 degrees. Find a. the ...

maths
i am told to do a project in maths it should involve a maths consept.pls help as to what should i do?

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 ...

maths
A survey o 85 students asked them about the subjects they liked to study 35 students liked maths,37liked history,26 liked physics,20 liked maths and history,14 liked maths and physics,2 liked all the subjects. a) how many of these students like maths and physics? B) how many ...

Maths
A school has eleven Year 9 Maths classes of 27 students. Each class has 4 extra students added to it. Find the total number of students studying Year 9 Maths.

maths (trigonometry)
calculate the following: 1)sin 50 degree-sin 70 degree+sin 10deg. 2)cos square 48 deg.- sin square 12 deg. 3)tan 20 deg.+tan 40 deg.+root 3 tan 20 tan 40 Plz. Solve these

maths (trigonometry)
The angle of elevation and angle of depression of the top and base of a mobile tower from a mobile handset are 60 degree and 30 degree respectively. If the distances of the top and the base of the tower from the mobile handset are 15m and 8m respectively, find the height of ...

maths geometry
Find and write down a proof that the product of the gradients of two perpendicular lines is -1 Use trigonometry. Let the slope of a line from A to B be m1. Let the slope of a perpendicular line from A to C be m2. The tangent (or slope) of the line between these two lines is: ...

maths
I am really facing difficulty in maths. I do my best to improve in maths but after entering in the examination hall during my exams, i just get confused. please help The proper name for the subject is mathematics or just "math" for short. Calling it "maths" calls attention to ...

Maths B
Andrew got 68 for both English and Maths. The mean for english was 52 and the mean for Maths was 55. The standard deviations were 10 and 8 respectively. Determine the subject in which andrew did better

statistics
among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...

probability
among the exames in the examination 30%, 35% & 45% failed in statistics, in maths, & in atleast one of the subjects respectively. one student is selected at random. find the probability that: (a)he has failed in maths, (b)he passed in statistiics if it is known that he has ...

Maths
Hey :) I'm sitting my maths non-calculator GCSE tomorrow and am currently revising. I'm doing a practise paper and am currently stuck on this question: Express A in terms of w. 3w + 20 A -------- = -------- 200 A + 12 -- What does the question mean? -- Can you explain to me ...

maths
Score of Janet in Maths is 25 more than two-third of her score in English. If she scores x marks in English, what is her score in Maths ?

Math
In a maths class of 13 students, 2/3 of boys and 1/4 of the girls love maths. How many girls love maths

Maths
Hi Can someone give me a help in finding maths quiz websites for Ket Stage 3

maths
can anyone help me ,how i can find maths higher past paper of 4 November 2015 by Mr barton?

maths
useful websites for maths that are free.by the way im doing gsce soon

maths
maths project:study ways f raising a loanin a bank

maths
pplz tell me about maths working modals froom where can i down load then????

Maths
What is the best website which has printable free worksheets for grade 7 with the maths topic : decimals? thank you for your help.

MATHS
A store clerk sold 25 maths books and 10 english books for $855.00 .if she sold 10 maths books and 40 English books, she would have got $135 more. calculate the cost of each book.

MATHS
ms.sue can you practice me in maths for s.e.a like give me sites to do test then you will correct when i post the answers

pure maths,accounting,economics,business studies
Guys my problem is maths solve x and graphs

REGARDING MATHS
how to get the top rank in various maths olympiads...?

maths
can any one tell me wat are the topics for class 10th maths project for the year 2010-2011.

history,geography,life science,maths or maths lit
can i be a social worker while am those subject

economics maths lit business and tourism
Does economists career allow those who did pure maths only?

maths
How to prepare a working model in maths for standard IV?

maths
what are the applications of maths in our daily life

Maths
In a class of 50 students,24 students have taken maths,16 have taken maths but not geography.Find the students who have taken geography but not maths,if all the subjects have taken at least one of the subject

mathematical literacy
Are there available degrees relating to comerce, that can be done with Maths Lit, and not Maths. Preferably at a good institute like uct, uj, ukzn, etc.

Maths lit
Would I be able to do Safety management caurse with this subject Life sciences,Agriculture,Geography,Maths literacy and English

trigonometry
sinxcosx=0,x=?

Trigonometry
What is the arcsin of (pi/2)?

trigonometry
what is sin 35=x/6

Trigonometry
sin x= -1

Trigonometry
Find m < D if d=10, e=8 and m< E= 43

Trigonometry
expand ( 5d-1) 4

Trigonometry
v=2(ab+bc+ca), solve for a

Trigonometry
Simplify i^45. A. 1 B. i C. –1 D. –i

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