B, because -3^2 is not -9. -3*-3 = 9, square roots of negative numbers aren't possible, because no number squared can be equal to them. Instead, they are expressed in terms of "i", which is defined as
i^2 = -1
Answer: 3
Step-by-step explanation:
reverse the problem
0.6=x/5
0.6 times 5 = 3
check your work
3/5=0.6
0.6=0.6
Answer:
30 hrs
Step-by-step explanation:
Downstream. In water, the direction along the stream is called downstream.
Upstream. In water, the direction against the stream is called upstream. Let the speed of a boat in still water be u km/hr and the speed of the stream be v km/hr, then. Speed downstream = (u + v) km/hr. Speed upstream = (u - v) km/hr
Answer:
Advance=15$
Same-day=20$
Step-by-step explanation:
Advance=15 Same-day=20
15*35=525
20*30=600
525+600=1125
