Solution
Solution
+1
Decimal Notation
Solution steps
Use the following trivial identity:
periodicity table with cycle:
Rewrite using trig identities:
Rewrite as
Apply the periodicity of :
Use the following trivial identity:
periodicity table with cycle:
Simplify
Convert element to fraction:
Since the denominators are equal, combine the fractions:
Multiply the numbers:
Add the numbers:
Popular Examples
sin(2θ)+cos(θ)=0prove csc(-x)-sin(-x)=-cos(x)cot(x)prove cot((4pi)/3)cot(x)=1,0<= x<= 2pisin^2(x)= 1/4
Frequently Asked Questions (FAQ)
What is the value of cos(pi/3)+cot((9pi)/4) ?
The value of cos(pi/3)+cot((9pi)/4) is 3/2