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Answer:
Step-by-step explanation:
[tex]\dfrac72-\dfrac13*(-2)^2+\dfrac12=\dfrac72-\dfrac43+\dfrac12=\dfrac82-\dfrac43=\dfrac{24-8}{6}=\dfrac83[/tex]
79/6
Step-by-step explanation:
(7/2-1/3)((-2)²)+1/2
=19/6(-2)²+1/2
=19/6(4)+1/2
=38/3+1/2
=79/6
hope this helps you!