Question

Suppose an ant is sitting on the perimeter of the unit circle at the point (1,0). If the ant travels a distance of  2π/3  in the counter-clockwise direction, find the coordinates of the point where the ant stops.

(−3‾√2,12)

b) (12,3‾√2)

c) (−12,3‾√2)

d) (−12,−3‾√2)

e) (−3‾√2,−12)

Which of the following expressions is equal to: 4(sin(x)+cos(x))^2−4 ?

a) 1

b) 0

c) 4sin(2x)

d) 4cos(2x)

e) −4sin(x)

f) None of the above

Answer 1