exam
Maths Puzzle
Numerical Ability
tan^2x-cot^2x=sec^2x-csc^2x
Read Solution (Total 0)
exam Other Question
Which of the following does not possess two unique foci?
a. Circle
b. Hyperbola
c. Ellipse
d. None of the above
can you help me: Simplify and state all excluded values.
(4k^2 - 25)/(4k^2 _ 20k + 25)