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Maths Puzzle
Numerical Ability
What is the discriminant to determine how many real number solutions the quadratic equation -4j^2+3j-28=0 has
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PLease help me resolve this:
4/a+2 -5/a+2 =1
x2+7x = 12
Solve the system by graphing.
x - y = 2
3x - 3y = 6
Thank you!!!!