corvettez06 corvettez06

28-09-2017
Mathematics

contestada

Evaluate the expression for r = 2 and t = 7. 3(r2 + t) - r2

Respuesta :

choixongdong choixongdong

28-09-2017

3(r2 + t) - r2
= 3(2^2 + 7) - 2^2
= 3(4+7) - 4
= 3(11) - 4
= 33 - 4
= 29

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