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4x2 + 6x - 4 > 0 2(2x2 + 3x - 2) > 0 2(2x - 1)(x + 2) > 0 2x-1 = 0 --> 2x = 1 --> x = 0.5x+2 = 0 --> x = -2x = 0.5
"Mañana, voy a ir al supermercado"You are "going to" do something, indicates plan in the near future--> Informal future tense.Time phrase mañana indicates nearness.How to c...
pH is a measure of the concentration of H+ ions contained within a given volume of a solution. Adding water, without increasing the amount of hydrochloric acid particles within the solution, increases the...
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There are 30 counters in total in the bag. If we visualise the ratio as there being x red counters and 5x green counters, we find that there are 6x counters in total in the bag, and thus we can conclude t...
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