# calculus

posted by .

Show that the equation;x+3sinx=2 has a root between x=0.4 and x=0.6 using newton raphson's formular only

• calculus -

f(x) = x + 3sinx - 2
f'(x) = 1 + 3cosx

1: f(0.6000000) = 0.2939274
2: f(0.5154411) = -0.0058029
3: f(0.5170484) = -0.0000019
4: f(0.5170490) = -0.0000000

• calculus -

Farouk, It would be a good idea to check back the previous posts you have made before reposting. It may save you a long wait.

http://www.jiskha.com/display.cgi?id=1321390404

## Similar Questions

1. ### Math - Solving Trig Equations

Solve each equation for 0 is less than and equal to "x" is less than and equal to 360 3sinx = 2cos^{2}x ----- I don't know how to solve this equation...this is what I have, but I don't know if I'm on the right track or not 3sinx = …
2. ### calculus

n(x)=x^5+xe^x, find the real zeroes using newton-raphson methodology.
3. ### Calculus 1 Newton's Method

Using Newton's method, approximate the root of the equation x^3+x+2=0 with the initial guess x1=-1 gives: x2=?
4. ### calculus

Use Newton's method to approximate the indicated root of the equation correct to six decimal places. The positive root of 3sinx = x^2
5. ### calculus

Show that the equation x+3sinx=2 has a root between 0.4 and 0.6.express the root to four significant figures
6. ### Math/ Calculus

Given an initial guess of x1 = 1, use the Newton-Raphson Method to fi nd the second approximation x = x2 of the solution of the equation: sqrt(x+3)=x
7. ### Math

Hi, thanks for help in advance. Using the Equation: f(w) = 10/w - 0.77ln(w) – 3.2 How do i use Newton-Raphson iterative to find the required value of w correct to 3 significant figures, starting from w0 = 3. Thanks
8. ### numerical methods

Consider a spherical storage tank containing oil. The tank has a diameter of 8 ft. You are asked to calculate the height h to which a dipstick 10 ft long would be wet with oil when immersed in the tank when it contains 6 3 ft of oil. …
9. ### Math

Show that the equation x = 1/5(x^4 +2) has two real roots, both of which are positive. Evaluate the smaller root correct to 3 decimal places, using Newton‘s method.
10. ### Calculus - Newton's Method

Use the Newton's Method to approximate the real root of the equation: f(x)=x-2+cosx=0 a) What is the iterative equation of Newton's method of the given equation?

More Similar Questions