SubArea: Sine, cosine, tangent and cotangentLevel: BProject ID: 1003076603Accepted: 1Clonable: 0Easy: 0How many points of intersection has the graph of the function \( f(x)=- 2\sin2x \) with the \( x \)-axis on the interval \( [-2\pi; 2\pi] \)?\( 9 \)\( 8 \)\( 10 \)\( 11 \)
