exam
Maths Puzzle
Numerical Ability
How do I factor the polynomial of x^2-5 ?
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exam Other Question
Find the slope of any line perpendicular to the line through points (0, 5) and
(-3, -4).
I am at total loss.
This is combining rational expressions with an unlike denominator.
((x^2+2)/(x^2+2x-15)) + ((7-4x)/(15-2x-x^2))