Solution
Solution
+1
Decimal Notation
Solution steps
Rewrite using trig identities:
Use the Double Angle identity:
Rewrite using trig identities:
Rewrite using trig identities:
Use the following identity:
Simplify
Simplify
Apply exponent rule:
Multiply fractions:
Multiply the numbers:
Convert element to fraction:
Since the denominators are equal, combine the fractions:
Multiply the numbers:
Add/Subtract the numbers:
Apply the fraction rule:
Popular Examples
((1-cos(44)))/4(cos(pi/6))/(1-sin(pi/6))2sqrt(3)(cos(-(5pi)/3)+isin(-(5pi)/3))-cos(17)arctan((0.016)/(0.025))
Frequently Asked Questions (FAQ)
What is the value of cos(2arcsin(12/13)) ?
The value of cos(2arcsin(12/13)) is -119/169