1.

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

Answer»

`TAN^(-1)(3//4)`
`tan^(-1)(4//3)`
`sin^(-1)(3//4)`
`cos^(-1)(3//4)`

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


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