Calculus

First Order Differential Equations

Differential Equations - Euler's Method - Step size of 1

Consider a function f ( x ) f(x) such that f ( 1 ) = 4 f(1) = 4 and f ( x ) = x 3 f'(x) = x^3 . Using Euler's method with step size 1 , 1, what is the resulting approximation of f ( 9 ) f ( 5 ) ? f(9)-f(5)?

Consider a function f ( x ) f(x) satisfying f ( 1 ) = 4 f(1) = 4 and f ( x ) = x 2 f'(x) = x^2 . Using Euler's method with step size 1 , 1, what is the resulting approximation of f ( 6 ) f(6) ?

Consider a function f ( x ) f(x) satisfying f ( 1 ) = 3 f(1) = 3 and f ( x ) = 1 x ( x + 1 ) . f'(x) = \frac{1}{x(x+1)}. Using Euler's method with step size 1 , 1, what is the resulting approximation of f ( 10 ) f(10) ?

Consider a function f ( x ) f(x) such that f ( 1 ) = 5 , f ( x ) = 4 x 2 x f(1) = 5, f'(x) = 4x^2 - x . Using Euler's method with step size 1 , 1, what is the value of a a that gives the approximation f ( a ) 348 f(a) \approx 348 ?

Consider a function f ( x ) f(x) such that f ( 1 ) = 10 f(1) = 10 and f ( x ) = x 2 + x f'(x) = x^2 + x . Using Euler's method with step size 1 , 1, what is the resulting approximation of f ( 6 ) + f ( 12 ) f(6) + f(12) ?

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