Questions LLC
Login
or
Sign Up
Ask a New Question
Equations and identities
Page 2
Questions (69)
Short Answer: Type your answer below each question. Show your work.
1 Verify the identity. Show your work. cot θ ∙ sec θ =
2 answers
asked by
nax
832 views
Given that csc θ = -4 and tan θ > 0, find the exact value of
a. x b. sin θ c. cos θ d. r e. sec θ f. cot θ
2 answers
asked by
Paula
538 views
Find all solutions to the equation in the interval [0,2pi)
Cosx-cos2x
3 answers
asked by
Abbey
770 views
Find the exact solution of cos2x+sinx=0 in the interval [0,2pi)
2 answers
asked by
Lilly
661 views
1.Solve tan^2x + tan x – 1 = 0 for the principal value(s) to two
decimal places. 6.Prove that tan y cos^2 y + sin^2y/sin y =
1 answer
asked by
Alonso
626 views
1. Show that Sin3è - Cos2è = (1 - Sinè)(4Sin^2è + 2Sinè - 1).
Without using a calculator, show that è = 18 degrees is an
4 answers
asked by
Edwards
608 views
Tan( theta) = 3/4 where pi<theta<3pi/2. Find the exact value of cos(2theta) using those values.
2 answers
asked by
Min
556 views
Does anyone have a good website that shows the proofs for these equations?
sin(u+v) = sin(u)cos(v) + sin(v)cos(u) cos(u+v) =
2 answers
asked by
Karth
575 views
1.Write the equation 5x+y-2=0 in normal form.
5x+y-2=0 5x+y=2 (add two to both sides) Standard form (Ax+By=C)---> 5x+y=2
2 answers
asked by
Jon
528 views
if cot 2x = 5/12 with 0<=2x<=pi
2 answers
asked by
David
513 views
Is there any pair of numbers whose product is the same as its sum?
Thank you for the help :)
3 answers
asked by
Eleanna
505 views
q1) 2cos2x is f(x)
-square root3 is g(x) solve f(x)-g(x)=0 to get points of intersection in x is between 0 and 180degrees q2) a)
3 answers
asked by
MR MATHEW MATICS
491 views
Solve the question: sin(2x)=cos(x), for values of x between 0 and 2 Pi
2 answers
asked by
Ryomasa
475 views
Solve the Identity
cot (x)/ (csc(x)-1)= (csc(x)+1)/cot (x)
1 answer
asked by
Sandra
480 views
how would you create an equation for sec(2x) using both sec(x) and csc(x)?
the steps i have so far are 1/(cos^2(x)-sin^2(x)) =
1 answer
asked by
kim
469 views
For all values x for which the terms are defined, fidnteh value(s) of k, 0<k<1, such that
cot(x/4) - cot(x) =
3 answers
asked by
Gina
458 views
Given that. sin 2x = cos (3x - 10), find tanx
2x = 90 -(3x -10) 2x = 90 -3x + 10 2x = -3x + 100 2x + 3x = -3x + 3x + 100 5x = 100
3 answers
asked by
kd
451 views
Factor arcsinu-3sinu-10
3 answers
asked anonymously
18 views
1. For what values is the following equation true? sin(x+20)=cos(y−10)
A. X=30 and y=60 B. X=30 and y=40 C. X=20 and y=50 D.
1 answer
asked by
goku
15 views
Pages
1
2
Parent Categories (3)
Algebra
Number Theory
Trigonometry