Graph - 3x^2+12y^2=84. what are the domain and range?

I already know the domain is all real numbers and the range is y≤-√7 or y≥√7

I just need to find out how you get to that.

What comes next? 131,517,?,123

A number has a 7 in the thousands place, a 2 in the tens place, a 1 in the ones place, and a 0 in the hundreds place. What is the number?

Solve using substitution method 3y + x = 4, x = 2y - 1

Should I buy a gucci belt or nah

What is the factored form of 4x2 + 23x - 72?

Match the scale and the area of the scale drawing to the area of the actual object the drawing represents.

You are a receptionist at a doctor's office. A patient's bill for a checkup totals $85.00. The patient's health insurance requires the patient to pay 20% of the total bill. How much should the patient pay for the checkup?

At the grocery store, you can purchase loose lemons at 2 for $0.99. You can also buy a bag of 6 lemons for $2.50. Which is a better buy

What is bigger - 3/4 or - 1

which of the following describes how to translate the graph y = |x| to obtain the graph of y = |x-1| - 1