You get extraneous solutions anytime the radical becomes undefined under the set of real numbers. for example

does not exsist since the radical cannot be used on a negative number
Each row has two more boxes than the row above. The first row has one box
The boxes in a row form an arithmetic sequence with the first term, a₁ = 1 and the common difference, d=2.
The n-th term is

The sum of n terms is

Answer:
The table will have the following:
Row Number: 1 2 3 4 5 6
Boxes in the row: 1 3 5 7 9 11
Total boxes in the display: 1 4 9 16 25 36
Answer:
a > −
18 or (
−
18
,
∞
)
Step-by-step explanation:
That answer in the image is 450.
The amount of questions you need to get right depends on the amount of questions on the test/quiz.
The equation would look something like this 4x + 3 = 5+x