Sp01exF

Sp01exF - Problem 3 (25 pts) The distance a falling...

Info iconThis preview shows pages 1–4. Sign up to view the full content.

View Full Document Right Arrow Icon
Sp 01 EGN 3420 FINAL Name ___________________ Show All Work! Use Only Methods Discussed In Class! Problem 1 (25 pts) Find the inverse of the coefficient matrix in A x = b below and use it to solve the system of equations. x + y - z = 1 x + 3y - 2z = 2 2y + z = 3
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Sp 01 EGN 3420 FINAL Name ___________________ Show All Work! Use Only Methods Discussed In Class! Problem 2 (25 pts) After a collision, the cost of restoring a vehicle to its pre-crash condition is tabulated below for several different speeds. Speed ( S ) mph Damages ( D ) $ 0 0 10 4500 20 19750 30 43500 45 50000 a) Find the equation of the 2 nd order Newton Divided Difference Interpolating polynomial 2 ( ) f S suitable for estimating the damages at a speed of 25 mph. b) Estimate the damages from a crash at 25 mph.
Background image of page 2
Sp 01 EGN 3420 FINAL Name ___________________ Show All Work! Use Only Methods Discussed In Class!
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Background image of page 4
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: Problem 3 (25 pts) The distance a falling parachutist falls in t sec is given by the function ( / ) ( ) [1 ] t c m t gm d t e dt c-=- where g = the gravitational constant 9.8 m/sec 2 m = mass of the parachutist (kg) c = the drag coefficient (kg/sec) a) Use the Gauss Quadrature two point formula to approximate the distance a parachutist of mass 68.1 kg falls in 10 sec if the drag coefficient is 12.5 kg/sec. b) Find the true error in the answer to Part a). Sp 01 EGN 3420 FINAL Name ___________________ Show All Work! Use Only Methods Discussed In Class! Problem 4 (25 pts) Fit quadratic splines to the data in the table below and use the results to estimate the value of f (5). x y = f ( x ) 3 2.5 4.5 1.0 7 2.5...
View Full Document

Page1 / 4

Sp01exF - Problem 3 (25 pts) The distance a falling...

This preview shows document pages 1 - 4. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online