Which is a quadratic function?

f (x) = 2x + x + 3

f (x) = 0x2 - 4x + 7

f (x) = 5x2 - 4x + 5

f (x) = 3. x3 + 2x + 2

The equation for the circle is: X^2 + y^2 - 12x + 6y - 19 = 0 What is the center of the circle? A. (-6, 3) B. (12, - 6) C. (6, - 3) D. (-12, 6)

Describe the number 92 in tens and ones

What are the values of a 1 and r of the geometric series? 1 + 3 + 9 + 27 + 81

Joel earns a commission of 5% on the audio equipment he sells, and the store keeps the rest. He sells a $750 amplifier. A. How much commission does Joel earn from the sale? b. How much does the store keep?

What is the distributive property of - 4 (10-b)

The green turtle lays eggs that are approximately spherical with an average diameter of 4.5 centimeters. each turtle lays an average of 113 eggs at one time. find the total volume of these eggs, to the nearest cubic centimeter.

Three brothers share 2 sandwiches equally. Hoe much of a sandwich does each brother get?

1,000 at 6% annual interest

What is the formula used to determine the volume of a prism? A) Area of the base : height. B) Area of the base · height. C) Perimeter of the base · height. D) Perimeter of the base · area of the base · height

Is it possible to write a radical without using the radical symbol