Math Mastery

$\sqrt{x}$

$3 + 4 \cdot x$ (correct)

$\frac{1},{x}$

$\sin(x)$

270 degrees

90 degrees

180 degrees

360 degrees (correct)

$\sqrt{x} = 5$

$\frac{1},{x} > 0$ (correct)

$x^2 + 3x - 2 = 0$

$\sin(x) = \cos(x)$