exam Maths Puzzle Numerical Ability

Solve and state the solution set for: (8 < -y) V (1-y > 2)

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exam Other Question

Use the quadratic formula to solve each of the following quadratic equations.
2x^2-5x=3 prove that k(25k-8)>0

Hence find the set of values of k

Write down the values of k for which the equation x^2 +5kx + 2k = 0 has equal roots