Answer:
It's A.
Step-by-step explanation:
I guess SOMEONE has to get a low grade on this for any of it to actually be correct..
Answer:
x=-6 is an extraneous solution
Step-by-step explanation:
we have

squared both sides



solve the quadratic equation by graphing
The solution is x=-6 and x=-1
see the attached figure
<u><em>Verify each solution</em></u>
substitute the value of x in the original expression
For x=-6


----> is not true
so
Is an extraneous solution
For x=-1


----> is true
so
Is the solution
Answer:
19
Step-by-step explanation:
5x² – 3x + 5
Substitute 2 in for x
5(2)² - 3(2) + 5
Solve exponents first
5(4) - 3(2) + 5
Solve/multiply parenthesis
20 - 6 + 5
Add and subtract
19
Hope this helps :)
Answer:
33
Step-by-step explanation:
To find the interquartile range , first find the median (middle value) of the lower and upper half of the data. These values are quartile 1 and quartile 3 . The IQR is the difference between Q3 and Q1.