what is 15.33 -2.8 times 4plus 1.1 to the second power

Remember the order of operations.

15.33 - 2.8*4 + 1.1^2

Exponents first:

15.33 - 2.8*4 + 1.21

Then multiply:

15.33 - 11.2 + 1.21

= 5.34

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