Convert the following into both prefix and postfix:
1+(5/2*2^2)-3
(9+1)/2*(3+7)
Bonus Question:
Let A be a variable for a number.
Given the following postfix equation: 2A*1-7A*+5+ = 49
What value of A makes this equation true?
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1) 1+(5/2*2^2)-3
Prefix: - + 1 * / 5 2 ^ 2 2 3
Postfix: 1 5 2 / 2 2 ^ * + 3 -
2) (9+1)/2*(3+7)
Prefix: * / + 9 1 2 + 3 7
Postfix: 9 1 + 2 / 3 7 *
Bonus question: A = 5