Saturday

February 28, 2015

February 28, 2015

Posted by **Robin** on Tuesday, June 18, 2013 at 10:39am.

- Calculus -
**Steve**, Tuesday, June 18, 2013 at 10:42amf(x) = x+4sin x

f'(x) = 1 + 4cos x

So, where is cos x = -1/4?

**Answer this Question**

**Related Questions**

cal - Determine all values of x, (if any), at which the graph of the function ...

Calculus - On what values of x does the graph of f(x) = 2x^3 - 3x^2 + 12x + 87 ...

calculus - For what values of x does the graph of f(x)=x+2sinx have a horizontal...

Calculus - Functions? - #1. A cubic polynomial function f is defined by f(x) = ...

Calculus - 2. For what values of x dies the graph of f(x)=2x^3-3x^2-6x+87 have a...

Calculus - For what values of x does the graph of F9x) = 2x^3 - 3x^2 + 12x + 87...

Calculus - 1. On what interval is the function f(x)=x^3-4x^2+5x concave upward? ...

calculus - For what values of x does the graph of f have a horizontal tangent? (...

Calculus - a)The curve with equation: 2y^3 + y^2 - y^5 = x^4 - 2x^3 + x^2 has ...

trig - draw the graph of 4sin(x+30) and 2+tanx for values of x from 0 degree to ...