exam
Maths Puzzle
Numerical Ability
find the determinant and state whether the matrix has an inverse.
13,3
16, 4
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exam Other Question
what is the vertical asymptotic line of
y=(x^3-3x^2)/(9-x^2)
what is the difference between x=3 and x=-3 ?
please explain.
Find the x-intercepts
y=x^2-2x+4