Precalculus
posted by Anonymous .
I have three questions on my homework in which I am stuck on. Thanks
for the help!
#1
find all solutions of the equation in the interval [0,2pie). In cases
where a calculator is necessary, round the answers to two decimal
places.
sin(sinx)=pie/6
#2
A 100 ft vertical antenna is on the roof of a building. From a point on
the ground, the angles of elevation to the top and the bottom of the
antenna are 51 degrees and 37 degrees, respectively. Find the height of
the building.
#3
the length of the three sides of a triangle are denoted a, b, and c;
the angles opposite these sides are A,B, and C, respectively. In each
exercise, use the given information to find the required quantities.
c=4, a=2, B=90 degrees
find sin^2(A) + cos^2(B)
Respond to this Question
Similar Questions

trig
I need to find all solutions of the given equations for the indicated interval. Round solutions to three decimal places if necessary. 1.) 3sin(x)+1=0, x within [0,2pi) 2.) 2sin(sq'd)(x)+cos(x)1=0, x within R 3.) 4sin(sq'd)(x)4sin(x)1=0, … 
Advance Math
Find solutions of the equation in the interval [0, 2pie} Cos(x+pie/3)+Cos(xpie/3)=1 I need to show work without calculator and be able to check in order for it to work Thanks for help 
trip
for sin2x+cosx=0, use doubleangle or halfangle formula to simplify the equation and then find all solutions of the equation in the interval (0,2Pie) 
identities trig?
find all solutions to the equation in the interval [0,2pie] cos2x=cosx 
trig
Find ALL solutions to the equation on the interval [0, 2pie]: 2sin(1/2X) = 1 
precalculus
Find all solutions of the given equation. (Enter your answers as a commaseparated list. Let k be any integer. Round terms to two decimal places where appropriate.) tan^2 θ − 3 = 0 
College Algebra
Use a calculator to evaluate the function at the indicated values. Round your answers to three decimals. g(x) =(2/3)^x1 g(1.5)= g(square root of 3)= g(2pie)= g(4/5) 
Math
We can find the solutions of sin x = 0.6 algebraically. (Round your answers to two decimal places.) (a) First we find the solutions in the interval [0, 2π). We get one such solution by taking sin−1 to get x = ________ (smaller … 
PreCal:(Cont.)
[Note: I've tried this problem 4 times already and still have it wrong. I know the steps to doing it but for some reason its wrong. an someone please help me get these answers for (b).] An equation is given. (Enter your answers as … 
Math
Find all solutions of the equation cot(theta)+1=0 through the interval [0,2pie).