SOLUTION: What is the solution and the answer of this problem 4+[-1(-2-1)]²

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Question 1087808: What is the solution and the answer of this problem 4+[-1(-2-1)]²
Answer by ikleyn(52775) About Me  (Show Source):
You can put this solution on YOUR website!
.
1.  Your first step is to calculate the value in the parentheses ( parentheses are these: (...) ).


2.  Your next step is to calculate the value in brackets ( brackets are these [...] ).


Make these two steps, to begin . . .