Sunday, March 22, 2020
Calculus Word Problems
Calculus Word Problems Calculus word problems are used to solve the word problems. This tool converts the word problem into equations and then with the help of the relevant calculus formula, it solves the final equation. This tool is so efficient that the conversion and solving process goes almost simultaneously, means the time consume is very less in getting the result. This can be better clarified by taking individual examples of differentiation and integration. The examples are as shown below:- Example 1:- Find the velocity in cm/s if the small displacement is given by 5 cm in time duration of 10 s. Solution 1:- Given small displacement = 5 cm. Let us assume that the small displacement is denoted by dx Therefore from above, dx = 5 cm Also, it is given that this displacement is covered in time duration of 10 s. This time duration is also very small just 10 s. So we can consider this time as a very small time period, so we can denote it by dt. Therefore from above, dt = 10 s. Now we know that the velocity is the ratio of displacement travelled to the total time taken. And let v is the velocity of an object V = dx / dt = 5/10 = = 0.5 cm. Hence , the velocity of an object is 0.5cm Example 2:- Find the velocity in cm/s if the small displacement is given by 20 m in time duration of 5 s. Solution 2:- Given small displacement = 20 cm. Let us assume that the small displacement is denoted by dx Therefore from above,dx = 20 cm Also, it is given that this displacement is covered in time duration of5 s. This time duration is also very small just 10 s. So we can consider this time as a very small time period, so we can denote it by dt. Therefore from above, dt = 5 s. Now we know that the velocity is the ratio of displacement travelled to the total time taken. And let v is the velocity of an object V = dx/dt = 20/5 = 4 = 4 cm/s Hence the velocity of an object is 4cm/ s.
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