exam
Maths Puzzle
Numerical Ability
What is the center and radius of the circle with equation x^2+y^2+2x-3y-4=0
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exam Other Question
Factor the polynomial 4 a 6 b 7 c 5 - 8 a 7 b 5 c 6 , if possible.
This is the answer I came up with and I am not sure if it is right.
4a 7b 6c 6(b2 - 2ac)
Solve and graph the inequality. express youe answer in interval notation.
4-2x>-4
it should be greater than or equal to symbol;not just a greater than.
thanks for your help