Question

Evalute the expression​

Answer 1

To evaluate an algebraic expression means to find the value of the expression when the variable is replaced by a given number. To evaluate an expression, we substitute the given number for the variable in the expression and then simplify the expression using the order of operations.

Answer 2

Answer:

Evaluate an expression represented by a String. The expression can contain parentheses, you can assume parentheses are well-matched. For simplicity, you can assume only binary operations allowed are +, -, *, and /

Arithmetic Expressions can be written in one of three forms:

Infix Notation: Operators are written between the operands they operate on, e.g. 3 + 4.

Prefix Notation: Operators are written before the operands, e.g + 3 4

Postfix Notation: Operators are written after operands

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