Answer:
can be expressed in nested form as 
Step-by-step explanation:
Considering the polynomial

Expressing the polynomial by nesting
So,

Step 1) Writing down the coefficient and one factor of x from the first term and add on the coefficient of the next term.

Step 2) Enclose this term in brackets, multiply by x and add on the next coefficient.

Step 3) Repeating the previous step until all terms are within the equation.
So,

Therefore,
can be expressed in nested form as 
<em>Keywords:</em><em> polynomial, nesting form</em>
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Answer:
D
Step-by-step explanation:
30x-100=120x
30x-120x=100
<u>-90x</u><u>=</u><u>1</u><u>0</u><u>0</u>
Y/f(x) is greater than or equal to 5
Fill in the spaces in this order and it should be right
1. 15
2. 9
3. 3
4. -3