Answer:
<u>-5 ± √5² - 4 · 1 · 4</u>
2 · 1
Step-by-step explanation:
ax²+bx+c=0 (quadratic equation)
x=<u> -b ± √b² - 4ac</u>
2a
a= 1
b= 5
c= 4
-<u>5 ± √5² - 4 · 1 · 4</u>
2 · 1
Vehicle 1 = 18 miles per gallon
Vehicle 2 = 16.67 miles per gallon
Vehicle 1
2.4 should be your answer
Answer:
180
Step-by-step explanation: 60+60 =120 120+6
