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Need help with a problem? Develop a calculator application consisting of a graphical user interface with numbers 0-9 that can add, subtract, multiply, divide, and

Need help with a problem? Develop a calculator application consisting of a graphical user interface with numbers 0-9 that can add, subtract, multiply, divide, and take square root.

For the design, I need help with the following.

Class diagram identifying the objects needed in your application.

Activity diagram describing how the objects will interact.

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