BrooklinJ180614 BrooklinJ180614

29-10-2022
Mathematics

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a²+b²a-bwhen a = 3 and b = 4

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KraytonN647463 KraytonN647463

29-10-2022

Given the following question:

[tex]\begin{gathered} a^2+b^2 \\ a-b \\ a=3 \\ b=4 \\ 3^2+4^2 \\ 3^2=3\times3=9 \\ 4^2=4\times4=16 \\ 9+16=25 \\ a-b \\ 3-4=-1 \end{gathered}[/tex]

First expression is 25.

Second expression is -1.

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