Answer:
16 and -16
Step-by-step explanation:
Answer:
Eudora spent 0.5 hours from home to library and 1.5 hours from library to school
Step-by-step explanation:
Given
Home to Library:
-- Average Speed
Library to School
-- Average Speed
Total


Required
Determine the time taken from home to library and from library to school
Let the time spent from home to library be x. So, from library to school will be: 2 - x
So, we have:
Home to Library:
-- Average Speed
-- Time
Library to School
-- Average Speed
-- Time
Distance is calculated as:

Home to Library:



Library to School:



The total distance is 120km. So, we have:


Collect Like Terms



Solve for x


Recall that:


So, we have:


Answer:
, 
Step-by-step explanation:
First, the vector must be transformed into its polar form:




Let assume that vector is rotated counterclockwise. The new angle is:


Which is coterminal with
. The reflection across y-axis is:


The equivalent vector in rectangular coordinates is:




Mr. Valentino can`t go over his budget of $25. The amount of money times the amount of boxes needs to be less than or equal to $25:
Answer: A ) $1.75 x ≤ $25,
where x is the amount of boxes he bought.
Answer:
There are 9 Letters in TENNESSEE. And 4 letters are E.
So the correct probability is 4/9.