Your calculator knows the correct order of operations, if you instruct it carefully. Write a key sequence and evaluate the problems below. What sets of parentheses indicate a change in the order of operations and which ones do not? 14.
3*2^(2)+5*(3+2)-17
15.
16-4*8+4^(2)-2(-18)+(-9)
16.
[5-(-2)^(2)]*(3-7)
17.
(-5-3)^(2)+[-13-(-5)]