# What is the limit as x approaches 0 for (sin(x^2))/x?

• grizz45
In summary, A limit is the value that a function approaches as the input approaches a specific value. To find the limit of a function, we can use the limit definition or L'Hopital's rule. The significance of x approaching 0 in this limit is that it allows us to analyze the behavior of the function near this point. The difference between the left and right limits for this function is due to the presence of a discontinuity or sharp turn in the graph. This limit can also be evaluated without using calculus by using trigonometric identities or visual estimation.
grizz45
What is the limit as x approaches 0 for (sin(x^2))/x? I think its 0 but I am not sure

sin(x2)/x2 -> 1. Multiply by x to get your expression which -> 0.

## 1. What is the definition of a limit?

A limit is the value that a function approaches as the input approaches a specific value. In other words, it is the value that the function gets closer and closer to as the input gets closer and closer to the specified value.

## 2. How do you find the limit as x approaches 0 for (sin(x^2))/x?

To find the limit, we can use the limit definition and evaluate the function at values of x very close to 0. Alternatively, we can use the L'Hopital's rule, which states that the limit of a quotient of two functions can be found by taking the derivatives of the numerator and denominator and evaluating the limit again.

## 3. What is the significance of x approaching 0 in this limit?

The value of x approaching 0 is significant because it is the point at which the function experiences a change or discontinuity. It allows us to analyze the behavior of the function near this point and determine the limit.

## 4. Why is there a difference between the left and right limits for this function?

For some functions, the left and right limits may be different due to the presence of a discontinuity or sharp turn in the graph. In the case of (sin(x^2))/x, the function approaches different values from the left and right sides of 0 because the graph of sin(x^2) has a sharp turn at x=0.

## 5. Can the limit as x approaches 0 for (sin(x^2))/x be evaluated without using calculus?

Yes, it is possible to evaluate this limit without using calculus. One method is to use the trigonometric identity sin(x)/x = 1 as x approaches 0. Another method is to use a graphing calculator or software to plot the function and estimate the limit visually.

• General Math
Replies
5
Views
742
• General Math
Replies
2
Views
783
• General Math
Replies
14
Views
1K
• General Math
Replies
1
Views
787
• General Math
Replies
2
Views
994
• General Math
Replies
5
Views
2K
• General Math
Replies
4
Views
912
• General Math
Replies
2
Views
1K
• General Math
Replies
3
Views
857
• General Math
Replies
5
Views
1K