this equation is not funcion.
Step-by-step explanation:
if u make a graph and u aline them with dots 2 or more dots will cross each other witch makes it not function:)
Answer:
The second and fourth option
Step-by-step explanation:
In order for two lines to be perpendicular they must intercept each other and their slope must be the opposite inverse; ex: 
the negative inverse is 4 (multiplying by -1 and flipping the fraction)
Convert 3 4/7 into an improper fraction: 25/7
17/21 divided by 25/7
Dividing by a fraction is the same as multiplying by it's reciprocal.
17/21*7/25
Simplify:
17/3*1/25
Multiply across:
17/75
Ok so all we need to do is divide 27mph by 60 to convert the mph to miles per minute.
27/60= .45 miles per minute
(2.7, 2.3)
(2, 1.7)
(1.7, 1.3)
again may be wrong
