Is y = x^2-4 a function?

3/4 cup of flour makes 6 rolls how many cup of flour for 32 rolls

A car travels an average speed of 56 mph how many miles does it travel in three hours and 45 minutes

Beau buys a skateboard with a price tag of $82.50. The tax rate is 8%. How much does he pay, including tax

Christina goes to the market with 50$. She buys one papaya for 10$ and she spends the rest of the money on bananas. Each banana cost 3$. How many bananas can Christina buy?

The dimensions of a room are: height = 3x-6 meters, length = x+2 meters, and width = 2x-3 meters. What is the volume of the room

What is the difference between - 5x + 7 and 3x - 2

How do I check 102:17=6 without multiplying

Which number is missing in the last step? - 200 - 25 25 200

I have a Math Quiz for You Mathmatizers! I have a 72" 2x4 with 2 cuts/3 pieces The 2nd piece is twice as long as the 1st piece, The 3rd piece is twice as long as the 2nd piece. How long is the 1st piece?

Simplify the expression. 3y^3-2[4y-y (y-3) ]-[2y (y+1) - 3y (y^2-1) ]