Answer:
3.1 kilometers
Step-by-step explanation:
Mark me as brainliest if this helps!
Answer:
8
Step-by-step explanation:
The condition for the discriminant b² - 4ac is
If b² - 4ac > 0 then roots are real, irrational and unequal
If b² - 4ac > 0 and a perfect square, roots are real, rational and unequal.
Thus
b² - 4ac = 8
Answer:
r= 6p + 20
Step-by-step explanation:
given:
r= 3n + 20
also given that n = 2p
substituting n=2p into the above equation
r= 3n + 20
r= 3(2p) + 20
r= 6p + 20
Answer:
the answer is 60, 60, 120, 120
Step-by-step explanation:
You use the FOIL method for this problem. you should get X^2-25