Three consecutive positive integers k, l and m are such that l22 = 3(k+m). Find the value of m.
The expression ax2 + bx + c equals 5 at x = 1. If its derivative is 2x + 1, what are the values of a, b, c respectively?
Evaluate (\(\frac{1}{2} - \frac{1}{4} + \frac{1}{8} - \frac{1}{16} + ...) -1\)
On a pie chart, there are four sectors of which three angles are 45°, 90° and 135°. If the smallest sector represents N28.00, how much is the largest sector?
What are the integer values of x which satisfy the inequality -1 < 3 -2x \(\leq\) 5?