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2) (20 points) Write a Bash shell script named calc.sh that a. Performs addition (+), subtraction (), multiplication (x), and integer division () math b.
2) (20 points) Write a Bash shell script named "calc.sh" that a. Performs addition (+), subtraction (), multiplication (x), and integer division () math b. Takes in 2 operands and 1 operator and prints the result. Example: "calc.sh 53" would c. If there are not exactly 3 arguments, or the second argument is not one of the operators in d. If operator is division (/) and second operand is 0, then print error message "error: cannot operations. print "8" and "calc.sh 9/2" would print "4" part (a), or first or third argument is not an integer, print an error message and exit divide by 0" and exit e. Hint: Use case statement
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