DP Mathematics HL Questionbank

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Directly related questions

• 12N.2.hl.TZ0.2: Show that the quadratic equation ${x^2} - (5 - k)x - (k + 2) = 0$ has two distinct real...
• 09M.1.hl.TZ1.10: The diagram below shows a solid with volume V , obtained from a cube with edge $a > 1$ when...
• 13M.2.hl.TZ1.9a: Prove that the equation $3{x^2} + 2kx + k - 1 = 0$ has two distinct real roots for all values...
• 13M.2.hl.TZ1.9b: Find the value of k for which the two roots of the equation are closest together.
• 13M.1.hl.TZ2.7b: Find the minimum value of $\left| {{z_1} + \alpha{z_2}} \right|$, where $\alpha \in \mathbb{R}$.
• 11M.2.hl.TZ1.5a: Write down the quadratic expression $2{x^2} + x - 3$ as the product of two linear factors.
• 13N.2.hl.TZ0.7b: find the smallest possible positive value of $\theta$.
• 15M.2.hl.TZ1.12d: Hence express $\sin 72^\circ$ in the form $\frac{{\sqrt {a + b\sqrt c } }}{d}$ where...