Take this Quiz: National 5 Mathematics: Both Papers | Zestly

Question 1

Simplify the expression $\sqrt{75} + \sqrt{12}$.

Accepted Answer

$7\sqrt{3}$

Answer

$\sqrt{87}$

Answer

$2\sqrt{3}$

Answer

$5\sqrt{3} + 2\sqrt{2}$

Question 2

Simplify the expression $(x^3)^2 \cdot x^4$.

Accepted Answer

$x^{10}$

Answer

$x^9$

Answer

$x^{24}$

Answer

$x^{14}$

Question 3

Solve the equation $x^2 - 5x + 6 = 0$.

Accepted Answer

$x = 2, x = 3$

Answer

$x = -2, x = -3$

Answer

$x = 1, x = 6$

Answer

$x = -1, x = -6$

Question 4

Find the equation of the line that passes through the point $(2, 5)$ and has a gradient of $3$.

Answer

$y = 3x + 5$

Answer

$y = 3x + 2$

Answer

$y = 3x - 1$

Answer

$y = 3x + 11$

Question 5

In triangle $ABC$, side $a = 8$ cm, side $b = 10$ cm, and the angle $C = 60^\circ$. Calculate the area of the triangle.

Answer

$80$ cm$^2$

Answer

$34.6$ cm$^2$

Answer

$40$ cm$^2$

Answer

$69.3$ cm$^2$