Answer:
1
Step-by-step explanation:
(-1)^2 = 1
(-1)^3 = -1
(-1)^5 = -1
(1) (-1) (-1) = 1
3/4*3=2 1/4
The race is 2 1/4 miles long
Hope this helps :)
Answer:
p=0 or p=-7/15
Step-by-step explanation:
15p2+7p=0
p(15p+7)=0
p=0 or 15p+7=0
you have to make sure that they have the same denominator so
31/4 -4 2/4
= - 1 1/4
hope this helped you hon