There are students in Harry's class. The fraction of girls in Harry's class is 1/3.
Answer:
The discriminate is 0
Step-by-step explanation:
Hope this helps!
Answer:
the circumference decreases by a factor 1/3.
Step-by-step explanation:
If xy=0 assume that x and y=0
so
(2x-8)(7x+5)=0
assume
2x-8=0 and 7x+5=0
solve each
2x-8=0
2x=8
x=4
7x+5=0
7x=-5
x=-5/7
so x=-5/7 or 4