The survey results may indicate far more gleaming smiles that actually beacuse people might lie on the survey because they dont want people to know that they dont brust their teeth daily. ANYONE just wouldnt confess to a total stranger that they have poor teeth hygine
Step-by-step explanation:
use formula
(-b+√b2-4ac)/2a
a=3, b=2 , c=5
(-2+√4-4×3×5)/2×3
(-2+√-56)/6
(-2+2√-14)/6
(-2 +2√14i)/6
1/4 (a) = (2/3)
a = (2/3) * (4)
a=8/3
a= 2 2/3
Answer:
There are no variables, there is only a 1
Step-by-step explanation:
