How many times does the graph of the quadratic function f (x) = x² - 9 intercept the x-axis?

0

3

1

2

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Is 404 a rational number

A aquarium tank holds 117 gallons of water. How much is this in liters? Use the following conversion: 1 gallon is 3.8 liters.

What is the represent of 3times4 is

Jack measured 1 amp as the total current in a certain circuit when he applied 20 volts to the circuit. When he applied 60 volts, he got a measurement of 3 amps.

If Madison, makes $9.50/hour and works 40 hours/week. How much does she make per week?

Characteristics of parallelogram

Adrian's recipe for raisin muffins calls for 1 and 3/4 cups of raisins for one batch of muffins Adrian wants to make two and a half batches of the muffins for a bake sale how many cups of raisins will Adrian use

In two months, mica spent a total of $305.43 on groceries. she spent $213.20 in the first month. How much did she spend in her second month?

Now that his car is 5 years old, he would like to know whether the variability of gas mileage has changed. He recorded the gas mileage from his last eight fill-ups; these are listed here.