In the above problem the direction of initial velocity with x-axis is:

Options

A. `tan^(-1)(3//4)`
B. `tan^(-1)(4//3)`
C. `sin^(-1)(3//4)`
D. `cos^(-1)(3//4)`

Answer

b

Explanation

`tan theta=(u_(y))/(u_(x))=(8)/(6)=(4)/(3)`
`theta=tan^(-1)((4)/(3))`