Question

Which function is a quadratic function?

y = –3x2 + x
y = 2x – 1
y = 3 over x
y = –|x|

Max charges $3.50 per hour when he mows lawns, plus $6.00 for transportation expenses. Which function rule represents the amount y Max charges to mow lawns for x hours?

y = 9.50x
y = 6.00x + 3.50
y = 3.50x + 6.00
y = 2.5x

Answer 1

the third

Answer 2

A quadratic function will have \(\large x^2\) as the highest power.

Answer 3

x 2 4 6
y 1 0 –1

Explain how to write a function rule from the table below. Then write a function rule.