The questions are in the photos below: Please show all working for all questions

Question 3 Not yet answered Marked out of 2.00 F Flag question Find the derivative of the following function. f(x) = 4x3 + 3x? +12 f=i:1 Question 2 Not yet answered Marked out of 3.00 F Flag question Find the derivative of the following function. f(x) = 2 sec(7 x) 2e\" f=i:] Question 1 Not yet answered Marked out of 2.00 V Flag question Find the derivative of the following function. f(x) = 2x4 6x2 +4x+5 1%: Question 4 Not yet answered Marked out of 7.00 F Flag question Consider the circle defined by the equation x2 + y2 = 25 (1 Use implicit differentiation to calculate the derivative 3}} = [: State the value of y for which the derivative is undefined: y = [: From the following, give the reason the derivative is undefined at the point(s) above: Calculate the gradient, m, of the line tangent to the circle at the point (3, 4) State the equation of the line tangent to the circle at the point (3, 4) (No answer given) 0