Question 6 < > If f(t) = (t2 + 5t + 4) (3+2+3), find f'(t). Find f'(3). Question Help: Video Submit Question Question 5 < > Find the equation of the tangent line to the curve y = 4 sin r at the point (7,2). The equation of this tangent line can be written in the form y = mx + b where m = and b Question Help: Video Submit Question Question 3 < > If f(x) = 4x27x+6, find f'(-2). Use this to find the equation of the tangent line to the parabola y = 4x - 7x+6 at the point (-2, 36). The equation of this tangent line can be written in the form y = mx + b where m is: and where b is: Question Help: Video Submit Question