exam
Maths Puzzle
Numerical Ability
tan^2x-cot^2x=sec^2x-csc^2x
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exam Other Question
Line AC is perpendicular to line BC, Line CD is perpendicular to line AB, line DE is perpendicular to line AC, line DG is perpendicular to line BC, line DF is perpendicular to line
Find two quadrants in which there are no points on the graph of xy = 12.
a. I & II
b. I & III
c. I & IV
d. II & III
e. II & IV
f. III & IV
g. Al of these have points in at least three quadrants.