QUESTION 41 Find the derivative of the function. r = (sec 0 + tan 0) -2 O -2 sec 0 (sec 0 + tan e)- O -2(sec 0 + tan 8)-3 O -2(sec 0 + tan 0) 3(tan2 0 + sec 0 tan 0) O -2(sec 0 tan 0 + sec20)-3 QUESTION 42 Use implicit differentiation to find dy/dx. 2xy - y 2 = 1 O x - y O x x - y O OQUESTION 45 Use implicit differentiation to find dy/dx. X = sec(10y) O cos(10y) cot(10y) O 10 sec(10y) tan(10y) O 1 10 cos(10y) cot(10y) O 1 10 sec(10y) tan(10y)QUESTION 50 At the given point, find the slope of the curve, the line that is tangent to the curve, or the line that is normal to the curve, as requested. yb + x 3 =y 2 + 11x, normal at (0, 1) 8 y = 11* O 4 y = 11 x + 1 S y = x+1 1 X O y : 11 4 -X+1