Question

a) Why is class called as a composite data type? Apart from class and object give an example for composite data type. b) Write the Java expression for the following. (Use Mathematical functions). x = 2a (- b + V(62 – 4ac)) e) Give two advantages of encapsulation. 1) Define sqrt() function with an example. -) What is Explicit type Conversion? Explain with an example.
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Answer 1

Refer to the attachment below for your answer.