exam Maths Puzzle Numerical Ability

When graphing two linear equations, what is the signifiance of the intersection of the two graphs. ans if there is no intersection?

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exam Other Question

let r(x)=x+1/x-1 If T(X)=R(x)+1, Then T(x)=

T(x)=2x/x+1

T(x)=x+2/x+1

T(x)=x+2/x-1

T(x)= 2x/x-1
Find the slope of the line passing through the points (-9, -4) and (0, -4).




A) Undefined B) 0 C) 1 D) 9