Forgot password? New user? Sign up
Existing user? Log in
1+13+13⋅36+13⋅36⋅59+13⋅36⋅59⋅712+⋯=2cosθ 1+\dfrac{1}{3}+\dfrac{1}{3}\cdot\dfrac{3}{6}+\dfrac{1}{3}\cdot\dfrac{3}{6}\cdot\dfrac{5}{9}+\dfrac{1}{3}\cdot\dfrac{3}{6}\cdot\dfrac{5}{9}\cdot\dfrac{7}{12}+\cdots=2\cos\theta1+31+31⋅63+31⋅63⋅95+31⋅63⋅95⋅127+⋯=2cosθ
Find the value of θ\thetaθ in degrees if 0≤θ≤π0 \le \theta \le π0≤θ≤π .
Problem Loading...
Note Loading...
Set Loading...