exam
Maths Puzzle
Numerical Ability
-(E+7)-5E+6
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exam Other Question
can someone PLEASE help me solve this system:
{ x+ y-4z=6
{2x-5y+3z=2
{ x-6y+7z=-4
thank you so much!
Can someone please help me!! It would be greatly appreciated:
Find the center, vertices and foci of the hyperbola: y^2=x^2+8x