exam
Maths Puzzle
Numerical Ability
WHich of the following determinants correctly expresses one of the unknown in the solution of the given equation.
x+y+z=6
x-y+z=2
x+y-z=0
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exam Other Question
Express to a positive exponent then find its value
(2/3)^-2
The graph of the relation x^2 - 4y^2 + 2x - 8y - 10 = 0 is a (an)
a. point
b. straight line
c. pair of intersecting straight lines
d. circle
e. ellipse
f. hyperbola
g. parabola
h. none of these