The square root of negative four is 2
press ask for help i think it my help im also stumped on that
Answer:
b)-3
c)17
d)-11
Step-by-step explanation:
4,-7)
-3
Answer:
51.1 ≈ r
Step-by-step explanation:
"A bicycle wheel travels 321 in for each revolution"- means that 321 is the circumference of the wheel that is a circle.
C = 2· π· r
What is the radius of the wheel ?
321 = 2· π· r, divide both sides of the equation by 2 π
(321/2·π) = r , use calculator, solve and round the answer
51.1 ≈ r