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Maths Puzzle
Numerical Ability
How do you find the discriminant for the polynomial 3x^2+13x-10
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book Other Question
Three times the mystery number was increased by 100, and the result was 12 less than the number. What is the mystery number?
Simplify:
Square root of 2xy^5 times square root of 10x^8y^2
Assume that all variables represent positive real numbers.