What are the roots of this quartaic equation? -10^2 + 12x - 9 = 0

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I hope this helps.

Pls! does anybody know a shortcut for answering these types of questions in the future?

Factor -8x3-2x2-12x-3 by grouping what is the resulting expression?

Aparking garage charges $1.12 for the first hour and 0.50 for each additional hour. what is the maximum length of time tom can park in the garage if we wishes to play no more than $5.62