# mth, trig

3,835 results

**mth, trig**

Given cos a=-7/25 in quadrant II , and sin b=-12/13, in quadrant IV , find cos(a+b) and sin2a

**mth**

(2)^-2 ?

**Maths**

The first 5 terms of an arithmetic sequence are: 7 13 19 25 31 Prove that the difference between the squares of any two terms of the sequence is always a multiple of 24 Nth term = ? Nth term squared = ? Mth term = ? Mth term squared = ? Difference = ? ? = _(______) This is a ...

**Mth/209**

x/3 = 4/ x + 1

**math**

MTH 156

**mth**

why is the number 50 important

**MTH 156**

If P (A) = 2/11, P(B) =3/11, and P(C) =4/11, what can you say about P(A or B or C) when P(A and B and C)=0?

**mth/213**

Let U = {u, n, i, t, e} A = {n, i, t} B = {n, e} C = {u, n, i, t, e} D = {u, e} Find each of the following: (a) A ¿B

**mth help**

600 cm3 = __L

**mth**

What is the greatest common factors of 9 and 27 A.3 B.6 C.9 D.18 C?

**Mth**

Find the slope of the line. 2x-4y=2

**mth/208**

solve d=abc for a. a=d/bc

**Mth finding modes**

Find the mode for 41,43,56,67,69,72

**MTH 156**

For : U= {a,b,c,d,e,f,g} A= {f,g} B= {} C= {a,c,e} Identify the following sets: _ _ _ _ a. A b. B c. C d.U

**Mth**

how do you divide 2.5 over 10 to get a remainder of zero

**mth**

five pentagonal numbers that follow 22

**MTH**

Use binomial the porem to expand (x+y)25

**MTH 213-Elementary Math**

Let U = {u, n, i, t, e} A = {n, i, t} B = {n, e} C = {u, n, i, t, e} D = {u, e} Find each of the following:

**MTH 157**

Given that P(A)=2/9 what are the odds in favor of A occuring?

**mth121**

mth 121(solve the linear equation:2x+3y=3, x-2y=5 and 3x+2y=7.)

**MTH 156**

How do the ideas of divisibility and multiples relate to the studey of fractions?

**MTH 156**

2^6 * 2^7 multiply and simplify and then write the answer in exponential notation. Thanks!

**mth**

Add the rational expressions as indicated. Be sure to express your answer in simplest form. (8 x)/(x-3) + 7/(x-3)

**mth 121**

can you fine the dimensions of a rectangle with a perimeter of 94cm if the length is 2 less than six times the width

**mth 209**

what formula do i use to figure our the usage (in million)of the drug claritin. From the year 2008-2011

**mth**

Two positive intergers have a sum of 17 and a product of 66.What are the intergers?

**mth 157**

Drawing one slip, what is P (slip contains a vowel)?

**science**

calculate the ratio of wavelength o mth line of lyman series and balmer series of H-atom

**airthmetic progression**

If m, n are natural numbers, m > n, sum of mth and nth term of an increasing AP is 2m and their product is m^2–- n^2, then what is the (m+n)th term of the A.P.?

**mth**

Calculate the maturity value of a simple interest, eight-month loan of $15,000 if the interest rate is 4.5%.

**Mth plz...help**

A linear regression equation of best fit between a student's attendence and the degree of sucess in school is h = 0.5x + 68.5. the correlation coefficent, r, for these data would be (1) 0 < r < 1 (2) -1< r < 0 (3) r = 0 (4) r = -1

**airthmetic progression**

If m, n are natural numbers, m > n, sum of mth and nth term of an increasing AP is 2m and their product is m^2–- n^2, then what is the (m+n)th term of the A.P.?

**precalc**

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

**MTH**

What is an example of an interquartile range that is equal to the range

**calculus**

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/...

**math**

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

**MTH 156**

Annies cafe borrows $9300 at 8% for 50 days. find the total amount that must be repaid after the 50 days. (Use a 365 day year)

**trig**

What kind of reflections are the following trig functions? y = 3cos(x-1) y = sin(-3x+3) y = -2sin(x)-4

**trig**

What is the shift along x of the following trig functions? y = (3sinx/2) + 4 y = -2sin(x)-4 y = sin(-3x + 3)

**trig**

express the trig. ratios sinA,secA n tanA in terms of cotA.

**trig**

How do you solve cos(2arcsin 1/4) using inverse trig. functions??!! PLEASE HELP ME!

**Trig**

Find (if possible) the trig function of the quadrant angle. sec 3pi/2

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?

**trig**

What kind of reflection does the trig function y = cos(4x/3 minus 1) have?

**trig**

how do i do this? give the signs of the six trig functions for each angle: 74 degrees?

**trig**

simplify to a constant or basic trig function.. 1+tan(x)/1+cot(x)

**trig**

find the 5 trig ratios when sin theta = -5/13 and lies in quadrant 3

**Trig**

Does anybody know a good website that will help me with finding the six trig functions of a point NOT on the unit cricle?

**trig**

use the unit circle to find the exact value for all the trig functions of è=2ð/3.

**Precalculus**

How would you solve this trig function: cos2x=sin^2-2 how do you know what trig identities to use?

**Trig**

find the exact values of the six trig functions of angle... sin(-315degrees) how do i do this?

**trig**

I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x0= secx i(x)= cscx

**trig**

I don't know to find the derivative of the following trig functions. Please help. f(x)= cotx h(x)= secx i(x)= cscx

**trig**

find the 5 other trig functions if cos(theta) = square root of 2/2 and cotangent is less than 0

**trig**

if (-12,5) is a pointon the terminal side of an angel 0 find the exact value of six trig funcation of 0

**trig**

what is the exact value of 7pi for all trig func.?

**Trig**

Find (if possible) the trig function of the quadrant angle.

**trig**

write a product of two trig functions that equals 1.

**Trig**

Solve the following trig equation 2cos(x-π/6)=1

**Trig**

csc thea= -2, quadrant 4. what are the six trig functions?

**trig**

TRIG Identities, Gr. 12: Prove: cot4x=1-tan^2x/2tan2x

**trig**

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

**trig**

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

**trig**

Let Q be an acute angle such that sinQ=.6. Find the values of the following using Trig Identities: cosQ and tanQ

**Trig**

Use Trig identities to verify that sec^4(x)-tan^4(x)=1+2tan^2(x), Only work with one side of the equation

**Please help me with trig.**

One more problem.. Given sin t= 3/11 and cos t<0, find the values of the remaining 6 trig functions.

**trig**

how to i find the six trig values for (7pi/3)

**trig**

what's the single trig. function of cos6xcosx-sin6xsinx

**MTH 156**

I am having trouble with this question, please help. If a person makes $30,000 in 2004 and the inflation rate is 4% annually, how much is this salary worth in the year 2008 (in terms of 2004 dollars)?

**trig**

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.

**MTH 156**

The ratio of the distances a 7-iron and a 5-iron will drive a golf ball is 5 to 6. If a golfer averages 153 yards with a 7-iron, how far should he average with a 5-iron

**trig 26**

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 ...

**Trig**

The next two steps in solving this trig identity question are ??? 1/csctheta x costheta x sintheta x sectheta = sinsqtheta arghhh need help please

**trig**

What is the range of the trig function sin(-3x+3)?

**Trig**

Trig Identity. 1-sin^2x/1-cosx

**trig**

write 2+2 squareroot of 3i in trig form.

**mth**

The vote count for candidate A was 7,310. The vote for candidate B was 14,190. Only two candidates were running.What percent of voters voted for candidate A?

**mth**

The vote count for candidate A was 7,310. The votr count for candidate B was 14,190. Only two candidates were running. What percent of the voters voted for candidate A?

**mth 157**

Matt has four times as many stickers as David. How many stickers mush Matt give Davis so that they will each have 75 stickers? I am so bad at these problems, please help!

**Math- gr.12 Trig.**

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

**trig**

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

**MTH 213-Elementary Math**

Write each of the following in the indicated base. (a) 1021 three to base ten. ________________________ (b) 534 ten to base twelve __________________________

**MTH 156**

Southwest Cleaners believes that it will need new equipment in 10 years. The equipment will cost $26,000. What lump sum should be invested today at 8% compounded semi-annually, to yield $26,000?

**mth**

A faculty lost 1/5 of its faculty in the reduction. If 88 faculty were left, how many faculty were there originally? Thanks!

**mth**

PLEASE I NEED HELPPPPP.. i have many exercises like that, just want to know where to start thanks. f(x)= x^3+2x^2-x-2 / x^2+x-6 find: 1. domain 2. symmetry or not 3. determine if f(x)is: a)in lowest trem b)proper/improper 4. x-intercepts, y-intercepts 5. zeros of f(x) and ...

**Trigonometry**

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!

**trig**

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

**trig**

combine fractions and simplify to a multiple of a power of a basic trig. function.? sin x/cot²x - sin x/cos²x

**trig**

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!

**Trig**

Im having serious issues with verifying Trig. identities. Please help! Here is an example: (tanX-secX)^2= 1-sinX/1+sinX

**trig**

Solving Trig Functions: How Do You Solve For Sin 7.5 Using Half-Angle and Double-Angle Identities?

**Trig**

Find values of all six trig functions if sin(theta)= 4/5 and theta is in the second quadrant.

**MTH 156**

On a map, the length of a nature-center trail is 8.2 centimeters. If the scale is 3 centimeters to 24 kilometers, what is the actual length of the trail.

**MTH 156**

On a MaP, The length of a nature-center trail is 8.2 centimeters. If the scale is 3 centimeters to 24 kilometers, what is the actual length of the trail?

**trig**

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.

**trig**

find the exact values of the six trig functions of theta equals six pi divided by 8

**mth-stat-help-plz**

In conducting a hypothesis test for the difference in two population means where the standard deviations are known and the null hypothesis is: o H : uA - uB ≥ 0 What is the p-value assuming that the test statistic has been found to be z = 2.52? A) 0.0059 B) 0....

**trig**

2sin(4x)[(cos(3/2)x)(cos(5x/2)-sin((15/4)x)]+x can someone simplify this using trig identities?

**trig**

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)

**algebra/trig**

1.Find the domain f(x)=ã(x^(2)-9) 2. Find all six trig functions for (-3,4)