(a) Find the slope m of the tangent to the curve y = 3 / √ x at the point where x = a > 0. (b) Find equations of the tangent lines at the points (1, 3 ) and (4, 3/ 2).
(a) Find the slope m of the tangent to the curve y = 3 / √ x at the point where x = a > 0. (b) Find equations of the tangent lines at the points (1, 3 ) and (4, 3/ 2).