MCQOPTIONS
Home
About Us
Contact Us
Bookmark
Saved Bookmarks
Testing Subject
General Aptitude
Logical and Verbal Reasoning
English Skills Ability
Technical Programming
Current Affairs
General Knowledge
Finance & Accounting
GATE (Mechanical Engineering)
Chemical Engineering
→
GEOMETRY
→
Circle Level 1 in Geometry
→
If cos A + cos2A = 1, then what is the value of 2(...
1.
If cos A + cos2A = 1, then what is the value of 2(sin2A + sin4A)?
A.
4
B.
2
C.
1
D.
1/2
Answer» C. 1
Show Answer
Discussion
No Comment Found
Post Comment
Related MCQs
Find the value of : (sin 35º / cos 55º)2 + (cos 55º / sin 35º)2 – 2 cos 30º
If sin 21° = x/y, then sec 21° – sin 69° is equal to
Find the value of: cos2Θ {√(1 + sin Θ / 1 – sin Θ) + √(1 – sing Θ / 1 + sin Θ)}
Find the value of 16/ √3 (Cos50°Cos10°Cos110°Cos60°)
Find the value of sin2 10 + sin2 20 + sin2 30 + ....... + sin2 80.
If cot A + cosec A = 3 and A is an acute angle, then the value of cos A is
The value of sin (45° + θ) – cos (45° – θ) is
If tan4θ + tan2θ = 1, then the value of cos4θ + cos2θ is
If cot {(π / 2) – θ} = √3,then the value of cos θ is
If {(2 sin θ – cos θ) / (cos θ + sin θ)} = 1,then the value of cot θ is
Reply to Comment
×
Name
*
Email
*
Comment
*
Submit Reply
Your experience on this site will be improved by allowing cookies. Read
Cookie Policy
Reject
Allow cookies
