Which of the following is a quadratic function?

a. y = x2 - 81

b. y = x4 - 64

c. y = x - 9

d. y = x3 - 27

Solve 5 - 2x < 7. A) x < - 1 B) x > - 1 C) x < - 12 D) x > - 12

Sentence with enjoyment

What is the value of 1I2L3F4

What is the volume, in cubic inches, of a basketball with a diameter of 9 inches?

219.3•58.8 rounded to the nearest tenth

What is 2.358 meter rounded to the nearest tenth

Choose the correct vertex for the following quadratic function. f (x) = x2 - 4x + 3 U (2,-1) B. (-1,2) C., (3,0) D. (0,1)

The amount of sales tax on a new car is directly proportional to the purchase price of the car. Victor bought a new car for $30,000 and paid $1,500 in sales tax. Rita bought a new car from the same dealer and paid $2,375 sales tax.

Solve for x: 5x + 2 = 4x - 9. 7 -7 11 -11

Choose the product. (3x2 + 2x - 3) (x - 1) 3x2 + 3x - 4 3x3 - 5x2 - 5x + 3 3x3 - X2-5x + 3 3x3 + 5x2 - 5x + 3