Question

NO SOLUTION IS NEEDED. Please just give the answer. thanks!

The distance from the point (3, 2) to the line 3x 4y + 2 = 0 is:
(a) 19/25
(b) 3/5
(c) 3/25
(d) 19/5
(xii) The lines 2x 3y + 7 = 0 and 3x + 7y 2 = 0 meet at point
(a) ( 43/23, 25/23)
(b) ( 43/5, 139/35)
(c) ( 1/11, 25/77)
(d) (47/17, 107/119)

The derivative with respect to x of the function x2ex
is (a) ex
(2x + x2)
(b) 2xex
(c) 2x2ex
(d) 2x + ex

The derivative with respect to x of the function sin2 x + cos2 x is
(a) 0
(b) 1
(c) ex
(d) e
jx
The derivative of f(x) = |x| at x = 0 is
(a) 0
(b) 1
(c) 1
(d) does not exist
Let f(x) = √x for x > 0. The tangent line to the curve y = √x at x = 4 is
(a) 4x + 1
(b) 12x 1/2
(c) y = 14x + 1
(d) 12√x + 1

Answer 1