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Maths Puzzle
Numerical Ability
The directions on my paper read: Subtract the sum of the last two polynomials from the sum of the first two. Please help me.
1.) 2x^2-14xy+7y^2
2.) 3x^2-2
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book Other Question
(x+5)/(x-4)<=0
Hi Tutors:
I am so lost over this one. Please help me:
Find the intersection point (if there is one) and graph shading the appropriate areas:
x+y >=0 and 2x+y<=4