if 3raised to the power x = 1/9 , then the value of x is
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3ˣ = 1/9
3ˣ = 9⁻¹
3ˣ = 3⁻²
x = -2
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A thermometer is an instrument that measures temperature. It can measure the temperature of a solid such as food, a liquid such as water, or a gas such as air. The three most common units of measurement for temperature areCelsius, Fahrenheit, and kelvin. The Celsius scale is part of the metric system.
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