Solve out
x^2 + 64 = 0
x^2 = -64 ( we are going to use imaginary numbers to solve)
x =

x = 8i, -8i final answers
Answer: C
Step-by-step explanation: c is the correct answer. A is incorrect, because 8 is subtracting t, so it is a higher value. B is incorrect because it’s 8/f so 8 is greater. (If it was f/8 then 8 would be less). C is correct because 8 is being taken away from f, not the other way around. And lastly, d is incorrect bc there’s no way to tell which is greater/less. Hope this helped ;)
Answer:
1469.5
Step-by-step explanation:
when rounding to whichever place always look at the number to the right of the spot you are rounding to
since "2" is less than 5 we ignore all the numbers after the tenths place
hope this helps!
Four students studied at least four hours.