# What is the equation of the line normal to # f(x)=xsin(3x+pi/4)# at # x=pi/2#?

graph{(xsin(3x+.7854)-y)(0.3809x+y+0.5124)=0 [-40, 40, -20, 20]}

Uniform scale graphs.

graph{(xsin(3x+.7854)-y)(0.38x+y0.51)((x-1.5804)^2+(y+1.1107)^2-.01)=0 [0, 2, --100, 100]}

with zeros at x = 1/3(k-1/4)pi. k = 0, +-1, +-2, ... that have common

So, the equation to the normal at P is

By signing up, you agree to our Terms of Service and Privacy Policy

The equation of the line normal to f(x)=xsin(3x+pi/4) at x=pi/2 is y = -3x + 3pi/2.

By signing up, you agree to our Terms of Service and Privacy Policy

- How do you find f'(x) using the definition of a derivative #f(x)= 1/x#?
- How do you use the limit definition of the derivative to find the derivative of #f(x)=sqrt(x)-2x+1#?
- How do you find the derivative of #f(x) = 7x^2 - 3 # using the limit definition?
- How do I use the limit definition of derivative to find #f'(x)# for #f(x)=1/sqrt(x)# ?
- How do you find the derivative of #f(x)=x^3+x^2# using the limit process?

- 98% accuracy study help
- Covers math, physics, chemistry, biology, and more
- Step-by-step, in-depth guides
- Readily available 24/7