exam Maths Puzzle Numerical Ability

What three techniques can be used to solve a quadratic equation? Demonstrate these techniques on the equation 12x^2-10X-42=0.

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exam Other Question

The student government can sell a total of 400 tickets to a basketball game. An adult ticket costs $3 and a student ticket costs $2. What is the minimum number of adult tickets that must be if the student government wants to collect at least $1100? 4/3 x(6/5)