MathematicsEasy129×since 2002Q5077Product of real roots of equation t2x2+∣x∣+9=0{t^2}{x^2} + \left| x \right| + 9 = 0t2x2+∣x∣+9=0Ais always positiveBis always negativeCdoes not existDnone of theseCheck answerSkip