The power rule applies to each term.
... (d/dt)(t^n) = n·t^(n-1)
... g'(t) = 2t +5
... g'(7) = 2·7 +5 = 19
2 1/2 would be the simplest form i think
Answer:
$76.50
Step-by-step explanation:
17.00 + 88.40 = 105.40
105.40 + 47.60 = 153.00
70% - 20% = 50%
$153.00 divided by 50% = $76.50