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Evaluate the expression 3.14(a2 + ab) when a = 4 and b = 2. (Input decimals only, such as 12.71, as the answer.)
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All you have to do is put 4 in for a and 2 in for b, and put it into your calculator
can you help more?
thanks c:
i got 67.12?
@taramgrant0543664
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Is it 3.14((2xa)+(ab)) or 3.14((a^2)+(ab))?
3.14(a2 + ab)
So what I got then is 50.24 3.14(2(4)+(4)(2))=3.14(8+8)=3.14(16)=50.24
im kind of confused
thank you @taramgrant0543664 for your help
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