If y = 8x\(^3\) - 3x\(^2\) + 7x - 1, find \(\frac{\mathrm d^2 y}{\mathrm d x^2}\).
Differentiate \(\frac{2x}{\sin x}\) with respect to x.
Find the distance between the points C(2, 2) and D(5, 6).
Find the equation of a line perpendicular to the line 4y = 7x + 3 which passes through (-3, 1)
The table above is the distribution of data with mean equals to 3. Find the value of y.
