Saturday

March 28, 2015

March 28, 2015

Posted by **Susana** on Monday, October 3, 2011 at 12:54pm.

- Calculus -
**Reiny**, Monday, October 3, 2011 at 2:46pmFor a horizontal tangent dy/dx = 0

dy/dx = √3 - 2sinx = 0

2sinx = √3

sinx = √3/2

x = 60° or 120°

x = π/3 or 2π/3

when x=π/3

y = √3(π/3) + 2cos(π/3) = √3(π/3) + 2(1/2) = (π√3 + 3)/3

when x = 2π/3

y = √3(2π/3) + 2(-1/2) = 2√3 π - 3)/3

**Answer this Question**

**Related Questions**

Calculus Help - Determine the point at which the graph of the function has a ...

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

calculus - 1. Which of the following expressions is the definition of the ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

Calculus PLEASE HELP - Find the slope m of the tangent line to the graph of the ...

Calculus - Find the slope m of the tangent line to the graph of the function at ...

calculus - Use the four-step process to find the slope of the tangent line to ...

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

Calculus - Use the four-step process to find the slope of the tangent line to ...