Answer:
good luck i would help bud i really don't know that
Answer:
Step-by-step explanation:
The first one.
You would be subtracting two perfect squares.
A^2 - B^2 = 0
That is the formula for a quadratic difference of squares equation to find zeros.
Hope this helps!
Given:
The equation is

To find:
The value of x by separating the variable.
Solution:
We have,

Here, -1 is not next to the variable. So, move -1 to the other side of the equation by using the opposite operation. After moving -1 to the right side of the equation it will become +1.


Divide both sides by 8.

Therefore, the value of x is
.
answer C
range (big minus smal) for bb is 15-11=4. vb is 16-11=5 so not a
mode (most often) bb 13,14 vb 11 so not b
mean bb 12.8 vb 11.1
median bb 13 vb is 12