Question
solve the equation on the interval [0,2pi)
sin^2x=1
sin^2x=1
Answers
Reiny
then
sinx = ± 1
looking at a standard sine curve we can see that
x = π/2 or x = 3π/2
sinx = ± 1
looking at a standard sine curve we can see that
x = π/2 or x = 3π/2