Using the Quotient rule, Find dy/dx given that y = sec(x)

d[sec(x)]/dx -->d[1/cos(x)] -->( [d[1].cos(x) - d[cos(x)].1] ) / [cos(x)]^2 -->[0.cos(x) - -sin(x).1]/ [cos(x)]^2 -->sin(x)/[cos(x)]^2 -->tan(x)sec(x) <-- Final Answer

RK

Related Maths A Level answers

All answers ▸

x^2 + y^2 + 10x + 2y - 4xy = 10. Find dy/dx in terms of x and y, fully simplifying your answer.


express (1+4(root7)) / (5+2(root7)) as a+b(root7), where a and b are integers


Differentiate "sin(2x)"


Differentiate y= (3x^2+2x-6)^8