Register
Please solve this please please​
13.4k views
0 votes
Please solve this
please please​

Please solve this please please​-example-1
User Iaroslav Domin
by
4.5k points

1 Answer

3 votes

Answer:

Cos2A=11/25

2cos^2 A-1=11/25

2Cos^2A=1+(11/25)=36/25

Taking square root on both sides,we get

√2COSA=6/5(if A lies in first or fourth quadrant)

CosA=6/5*√2

User Poisson
by
4.7k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

5.2m questions

6.8m answers

Other Questions

Pizza planet is running a special 3 pizzas for 16.50. What is the unit rate for one pizza
What number is halfway between 0 and 18
If the 9-inch wheel of cheese costs $18.60, what is the cost per square inch? If the cost is less than a dollar, put a zero to the left of the decimal point?
I need to simplify this expression.
Need answer to math problem!!!​
Link Copied!