Respuesta :

Iknowit
you have to replace d woth 3 in formula
7d^2+10=7*(3)^2+10=7*9+10=63+10=73
d is the correct answer
Substitute the value of d in the equation
= 7d² + 10
= 7(3)² + 10
= 7(9) + 10
= 63 + 10
= 73

So, Your Answer would be 73 which is Option D

Hope this helps!

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