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Can someone help me out on #14 and/or #16 please.. thank you :)

Can someone help me out on #14 and/or #16 please.. thank you :)
6.6k views
2 votes
Can someone help me out on #14 and/or #16 please.. thank you :)

Can someone help me out on #14 and/or #16 please.. thank you :)-example-1
User Ravi Waghmare
by
8.2k points

2 Answers

1 vote
14. replace x with -4
f(-4) = 3(-4)^2+4(-4)-1
= 48-16-1
= 31

16. cost, C = 4h+15 [h represent hour]
User Carena
by
7.6k points
7 votes
I'm not sure for #14 but I think I know the answer to #16:

In the equation, h stands for the amount of hours: (4 x h) + 15

Does it make sense to you?
User Gaurav Sharma
by
8.0k points
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