PLEASE HELP URGENT <3
1. Refer to Expression 1 and Expression 2.
Expression 1:
6⋅7-3^2⋅9+4^3
Expression 2:
5+ 4⋅2 + 6 - 2⋅2 -1
(a) What is the value of Expression 1?
(b) Insert parentheses in Expression 2 so that it has a value of 19. Then show why your expression has a value of 19.
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