book
Maths Puzzle
Numerical Ability
graph each eguation and plot's intercepts
(1) 2x=4
(2) -x+9=-y
(3) x-2=0
(4) x-2=0
(5) y-6=0
(7)y=2x+3
(8)y=-2x+7
(9)3x-2y=12
(10)
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book Other Question
algebraic expression bx^2-cx+a^2=0. Where a, b, and c are caonstants, and x is the unknown. They differ by the sing of the squareroot. Enter the won with teh plus sign.
solve the following system of linear equations:
3x-2y+4z=1
x+y+2Z=3
2x-3y+6z=8