Answer:
13
Step-by-step explanation:
5-(-8)=13
1. x^2 + x - 90
2. (x+10)(x-1)
3. x= -10 and 1
The correct works are:
.
<h3>Function Notation</h3>
The function is given as:

The interpretation when Steven is asked to calculate Blue(s + h) is that:
Steven is asked to find the output of the function Blue, when the input is s + h
So, we have:

Evaluate the exponent

Expand the bracket

So, the correct work is:

<h3>Simplifying Difference Quotient</h3>
In (a), we have:


The difference quotient is represented as:

So, we have:

Evaluate the like terms

Evaluate the quotient

Hence, the correct work is:

Read more about function notations at:
brainly.com/question/13136492
Answer:
(242) 969-0519
(338) 837-0798
(857) 705-0462
(251) 837-6638
(460) 208-1331
(412) 505-2184
Step-by-step explanation: