trigonometry

2,051 results

plane and spherical trigonometry

trigonometry in oblique triangles

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

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?

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

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

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 ...

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. ...

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...

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

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.

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 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 ...

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

Trigonometry

If g(t) = 5t+1 and h(n) = 2(n - 7), what is the value of h(g(3))?

Trigonometry

n-1/n divided by 1+1/n

Trigonometry

if cot 2x = 5/12 with 0<=2x<=pi

math

what does trigonometry mean?

math

what does trigonometry mean?

Trigonometry

cos2x(2cosx+1)=0 x=?

Trigonometry

What is the cosecant of the arccot of 3?

Trigonometry

Factor 1-sin^3x

Trigonometry

sin (4x) = .5 what are the 4 solutions? How did you get them?

Trigonometry

Explain why {y||y| ¡Ü 1} is the same as [-1,1].

Trigonometry

What does SOHCAHTOA mean?

trigonometry

2 cos^2=1 [0, 2pi)

Advance algebra and trigonometry

2x-y=-6 8x-4y=-24

Trigonometry

How do you solve the equation -3x^2 + 3 = 0

trigonometry

solve: 2cosx-1=0

trigonometry

sinA= 3/5 and C=17 Finding a and b

Trigonometry

(1+ tan^2x)/(secx)

Trigonometry

tan^2(x)=-3/2sec(x)

Trigonometry

what is the frequency of y=tan(Pi/3 x)?

Trigonometry Help

4 tan x - 12 cot x = 0

Trigonometry

what is the trigonometric form of z=1+i?

trigonometry

What is the graph of y= 5sin1/2(x+pi)-1

trigonometry

what is the graph of y= cos2(x-pi)+2

trigonometry

what is the graph of y= tan(2x-pi)

trigonometry

what is the graph of y=sec(x+pi/2)

trigonometry

what is the graph of y= arccos(x-2)

trigonometry

what are the solution sets to x^5-2x^3+x=0 and how do you get them?

Trigonometry

sin2u+_______x1

Trigonometry

complex numbers

Trigonometry

How to simplify 4sin[pi/2 + x] ?

Trigonometry

solve: sec x-2^.5=0

Trigonometry

2sin^2(x )+38 cos(x) + 2.6=0

Trigonometry

Theta=632°

trigonometry

tan75/2 degree

trigonometry

long division x^2+3x+5/x+2

Trigonometry

arctan(cot10Pi/9)

Trigonometry

factor: 3n^2+14n-5. I'm stuck! (3n -1 )(n + 5)

Algebra/Trigonometry

Simplify the expression: 1/y - 1/y-3

trigonometry

If sinA+tanA=p then sin2A?

Algebra II/Trigonometry

Simplify this problem: (1/2m^4n^5)^2

Trigonometry

How do i find cos(2arctan(7/24)) Thanks.

Math/Trigonometry

Is there a formula for sin(x/3)?

trigonometry

how to find the missing angle??

trigonometry

how to find the missing angle??

trigonometry

What is the exact value for sin5pi / 12 ?

algebra 2 and trigonometry

What the solution of the equation: y^2-3y=9 ?

algebra 2 and trigonometry

What the solution of the equation: y^2-3y=9 ?

Trigonometry

what is the domain of h(x)=.002sec(3pi(x-.25))+27?

Trigonometry

cos(54º-X)=sin2X

Trigonometry

2cos(x)-3tan(x)=3sec(x)

Trigonometry

solve: tan x/2= sqrt3/ 3

Trigonometry

Use Heron's formula: a=46 b= 52 c= 67

Trigonometry

Solve: 2 cos[x-ð/8]-sqrt2=0

Trigonometry

Solve SSA: B= 12.1 degrees b= 16 a= 23.9

Trigonometry

Solvetriangle ABC: a= 12.2 c= 7.8 B= 63.5 degrees

Trigonometry

2cos[x-pi/8]-sqrt2=0 Pi=3.141592654

Trigonometry

Solve SSA: B=12.1 degrees b= 15 a= 23.9

Trigonometry

Solve SSA: A= 78 degrees a= 30 b= 61

Trigonometry

What is the upper and lower limit of F(x)=3x^2+6x^2-2x-2?

Trigonometry

log3(x^2)=2log3(4)-4log3(5)

trigonometry

sin2 =2tan cos

trigonometry

sin2 =2tan cos

trigonometry

sin2 =2tan cos

Trigonometry

How do you solve these equations algebraically? y=x^2+4x 2x-y=1 y=x^2+2x+3 x+y=1

Trigonometry

4+29sin=12cos^2 How do you determine this

Trigonometry

Solve for x,assuming x≠0:(-2/5)+(x+4/x)=1

Trigonometry

solve Sinx=Cos2x-1 for 0¡Üx<2¦Ð

Trigonometry

Find the supplement of 8pi/17.

trigonometry

given v=5i+3j and w=-4i+8j, find projwv

trigonometry

find the dot product of u=2i-7j and v=i+8j

Trigonometry

How do you solve for f(x) = -5sin(θ/3) ?

trigonometry

2cotx + 1 = -1 over [0,2pi)

Trigonometry

What is the period and asymptote in y= tan(2x-pi)

Trigonometry

factor 3sintheta+2sintheta-1

Trigonometry

What does a trigonometric value represent?

Trigonometry

Sin x/7=-3square root/2

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