Maintaining Mathematical Proficiency
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Pay close attention to the order of operations.
-46
4-2(3+2)^2 For this problem, we must remember to evaluate the sum inside the parentheses first, then exponents, after that multiplication, and finally the subtraction.
| Operation | Before Simplification | After Simplification |
|---|---|---|
| Add terms | 4-2( 3+2)^2 | 4-2( 5)^2 |
| Calculate power | 4-2(5) ^2 | 4-2( 25) |
| Multiply | 4- 2(25) | 4- 50 |
| Subtract term | 4-50 | -46 |
We can also evaluate this expression using a calculator. To do so, type it as shown below.
