Calculus Questions

Question

1) y = (3x^2 - 2)^4

? (3x^2-2)^3

What is the question mark?

2) y = -x cosx

y'= ? sinx + ? cosx

3) y = 2x^1/2

What is the tangent in form y = ?x + ?

The points given for this are (1,2)

Answer 1

(1).

The question mark is 24x.

Answer 2

(2).

The first question mark is x and second question mark is - 1.

Answer 3

3) Find the tangent equation.