Answer:
Option d) is correct
That is x equals plus or minus start fraction 11 over two end fraction
Step-by-step explanation:
Given quadratic equation is 
To write the given quadratic equation by using a difference-of-squares factoring method:

The above equation can be written as


The above equation is in the form of difference-of-squares
Therefore the given quadratic equation can be written in the form of difference-of-squares
by factoring method is 
(which is in the form
)
2x+11=0 or 2x-11=0
or 
or 

Therefore option d) is correct
That is x equals plus or minus start fraction 11 over two end fraction
Paula 34%. 21 divided by 60
Cory 35%. 16 divided by 40
Krista 40%. 17 divided by 50
Answer:

Step-by-step explanation:
Given

Required
Solve:
Apply the following law of logarithm:

So, we have:

Using calculator, we have:


Approximate

(-1,2.5), (0,5), (1,10), (2,20)
Answer:
- 14
Step-by-step explanation:
4x + 6 = - 62
4x = - 62 + 6
4x = - 56
x = - 56 / 4
x = - 14