the value of ∫cot2xdx is________________
The value of cos10° cos30° cos50° cos 70°=__________
Let n(A) denotes the number of element in set A.if n(A)=P and )B)=q, then how many ordered pairs(a,b) are the with aεA and bεB?
Evaluate ∫cos2 xdx_________
What can be said regarding a line if its slope is negative?
If value of the cross product (ax5(→)is_______