Thursday, March 5, 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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