Friday
April 18, 2014

Homework Help: trigonometry

Posted by alex on Monday, January 10, 2011 at 12:34am.

Using exact values,find the value of:

(A=30degrees)

sin 2A + tan 3A/2 - cos A + sec(A+15), when A= 30degrees

There were no parentheses and no exponents. please help by showing the work in details. Thank you!
I pluged in the numbers and got this
I dont know if its right or wrong..
2*1/2 + (3*sqrt3/3)/2 -sqrt3/2 + (2sqrt3+15)

Answer this Question

First Name:
School Subject:
Answer:

Related Questions

Trigonometry - ``(please show the steps to how the problems were solved) Using ...
trigonometry - this is exactly how the question is written and i tried to solve ...
trigonometry - Find the exact value of each expression(no calculator): 1) sin^2(...
trigonometry - 5.Find the complete exact solution of sin x = -√3/2. 10. ...
Trigonometry desperate help, clueless girl here - 2. solve cos 2x-3sin x cos 2x...
Trigonometry - 1.Solve tan^2x + tan x 1 = 0 for the principal value(s) to two ...
MATH - 1.)Find the exact solution algebriacally, if possible: (PLEASE SHOW ALL ...
Trigonometry - Using exact values, find the value of: a. 12 sin 30 degrees C 6 ...
trigonometry - 5. Find the complete exact solution of sin x = -√3/2. 9. ...
Math- Trig - 1. Determine the exact value of cos^-1 (pi/2). Give number and ...

Search
Members