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# A radical equation

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### A radical equation

1. 1. A Radical Equation PQ = y² y¹)² PQ = PQ = PQ = PQ = (–2 – 4 = – 6 + – 3 –1 = – 4) (– 6 x – 6 = 36 + – 4 x – 4 = 16) or 7.2 (square root) *Whereas adding two negatives produces a negative multiplying two negatives produces a positive To determine the square root of a number utilizing a calculator type the number into the calculator and hit the “sqrt” button. To get a negative sign (not a minus sign) on a calculator type the number to be made negative and hit the “+/-” button. Certain functions defer on some calculators as opposed to others.