Evaluate the expression 1 4 2 5

- Evaluate the expression 2 5 1 2m 7 where m 4
- Evaluate the expression 1 4 2 x for x 5
- Evaluate the expression 1 4 5 * 6 2
- Evaluate the expression 1 2 7 )( 4 )+ 6 5 )=
- Evaluate the numerical expression 5 4 1 2
- Evaluate the following expression 1 2 3 4 5 6
- Evaluate the following expression 5 8 3 4 1 2
- Evaluate the postfix expression using stack 4 2 3 5 1 *