HotMath

Mulitple Choice Find cos0 if sin0=3/5 and 90 degrees<0<180 degrees. A.)4/5 B.)-4/5 C.)(Sq root 34)/5 D.)(- sq root 34)/5

Simplify(Multiple Choice) (1-csc^2 0)/(cot^2 0) A.)-1 B.)1 C.)tan^2 0 D.)1/sin^4 0

Multiple Choice (theta) means the symbol 0 with the dash in it. 1.)Which expression is equivalent to tan(theta)-(sec(theta))/(sin(theta))? A.)-cot(theta) B.)cot(theta) C.)tan(theta)-cot(theta) D.)tan(theta)-sec^2(theta) 2.)Find the exact value of:cos 375...