Question 28 O Mark this question Find the derivative of f(x) = sec(x3 + 5x -1). O f'(x) = (3x2 +5)sec(x3 +5x -1)tan(x3 +5x-1) O f'(x) = sec(3x2 +5)tan(3x2 +5) O f'(x) = sec(x3+ 5x -1)tan(x3+5x-1) O f'(x) = (3x2 +5)secxtanx SAVE & CONTINUEQuestion 29 Write Newton's formula used to approximate a solution of the equation ' - 5 +65 2 "l" and find the third iteration value. Be sure to verify both parts of the answer are correct when making your selection. SAVE 3: CONTENUE Question 27 O Mark this question Find the derivative of f(x) = (2x 5 + sinx)3. Of ( x ) = - 3 (10x4 + cosx)4 O f ( x ) = - 3 (2x 5 + sinx)4 O f(x)= -3(10x* + cosx) (2x 5 + sinx)2 O f ( X ) = -3(10x* + cosx) (2x 5 + sinx) 4 SAVE & CONTINUE