Simply divide 4 miles by 13 hours = 0.31 miles per hour
Answer:
Step-by-step explanation: The solution has been done with help of Bayes Rule all the steps are done with explanations. If you still have any query i will love to answer that. Please Find Attached the solution.
X^4 - 3x^2 + 2 = 0
(x^2 - 2)(x^2 - 1) = 0
so either x^2 - 2 = 0 or x^2 - 1 = 0
so x^2 = 2 or x^2 = 1
so x = sqrt 2 , - sqrt2, 1 , -1 Answer
all the roots are real