Name a string function which removes the blank spaces provided in the prefix and suffix of a string. - Computer Applications

Name a string function which removes the blank spaces provided in the prefix and suffix of a string.

One Word/Term Answer

trim()

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Introduction of Mathematical Library Methods

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Chapter 4 String Handling
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Q 3.e | 2 marks

Name any two library packages.

Give the output of the following Math functions:

(i) Math.ceil(4.2)
(ii) Math.abs(-4)

Write the return type of the following library functions:

Give the output of the following :

(i) Math.floor (- 4.7)

(ii) Math.ceil(3.4) + Math.pow(2,3)

Name the mathematical function which is used to find sine of an angle given in radians.

What value will Math.sqrt (Math.ceil (15.3)) return?

What is the output of Math.ceil(5.4) + Math.ceil(4.5)?

Which of the following mathematical methods returns only an integer?

Write the java expression for `root3x + sqrty`