exam Maths Puzzle Numerical Ability

Write a quadratic equation in the variable x having the given number solutions. Type the equation in standard form, ax^2+bx+c=0

Solution:9, only solution

Thank you for your help!

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exam Other Question

Find the slope of any line perpendicular to the line through points (3,12) and (5,4).

I found the slope of the two points, and then I found the negative reciprocal, which is 1/4.
Is this correct?

Thanks for your help! In a triangle, the measure of the second angle is 10 more than twice the measure of the first angle and the measure of the third angle is 16 less than three times the measure of th