exam Maths Puzzle Numerical Ability

determine whether the equation has 2 solutions, 1 solution, or no solution. SHOW WORK! PUT IN STANDARD FORM!

22)x^2-3x+2=0
24)-3x^2+5x-1=0
26)x^2-2x+4=0
28)3x^2-6x+3=0
30)-5x^2+6x-6=0

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exam Other Question

Rationalize the denominator. Which means to get rid of the radical in the denominator.
8/6- squareroot of 15 The length of a certain rectangle is 3 meters more than twice the width. What is the width of the rectangle if the perimeter of the rectangle is 90 meters?
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Pat