exam
Maths Puzzle
Numerical Ability
Given that a quadratic goes through the points (-1,0), (0.67,0), and (0,-2), find the quadratic that goes through the points and find the solutions.
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exam Other Question
A rectangular tank is 20 feet wide, 40 feet long and 6 feet deep. Determine the number of kiloliters of water the tank holds.
What is the solution if any, of the system below?
x+2y-z=2
-x+y+z=1
-x-2y+z=0
Answer choices:
A) (2,1,2)
B) (-1,1,0)
C) no solution
D) many solutions