2,875; 2500 x .15 (15%) = 375; 2,500 + 375 = 2,875 Total
Your expression is ambiguous.
Do you mean a + (2/5)a^2 + 3?
or perhaps a + 2 / (5a^2) + 3? Use parentheses for added clarity.
If you meant a + (2/5)a^2 + 3, then
(2/5)a^2 + 1a + 3 (this can't be simplified further)
Answer:
7.8 units
Step-by-step explanation:
P(Xp, Yp)= (7,7)
Q(Xq, Yq)= (1,2)
distance= l=
l=
l= 
l=
l=7.8102 (to 4 dec. places)
I= 7.8 (to nearest tenth)