Given that $R = (4, 180°)$ and $S = (3, 300°)$, find the dot product

Similar Questions

What percentage increase in the radius of a sphere will cause its volume to increase by 45%? ...

Express 75° in radians, leaving your answer in terms of $\pi$....

A car is moving at 120$kmh^{-1}$. Find its speed in $ms^{-1}$....

If $16^{3x} = \frac{1}{4}(32^{x - 1})$, find the value of x....

Given that $r = 2i - j$, $s = 3i + 5j$ and $t = 6i - 2j$, find the magnitude of $2r + s - t$...

Find the constant term in the binomial expansion of (2x$^2$ +  $\frac{1}{x^2}$)\(...

Calculate, correct to one decimal place, the acute angle between the lines 3x - 4y + 5 = 0 and 2x + ...

The function f : x $\to$ x$^2$ + px + q has turning point when x = -3 and remainder of -6 when d...

Evaluate $\int^0_0 \sqrt{x} dx$...

Find the magnitude and direction of the vector $p = (5i - 12j)$...