Simplify the polynomial expression
(3y2 + y + 10) - (2y2 - 7y + 12)

answer options

y2 + 8y - 2
5y2 + 8y - 2
y2 - 6y + 2
-y2 - 8y + 2

part a

x     y

0     8

1     7.5

2     7

3     6.5

4     6

5     5.5  

for every hour i deducted .5 inches from the length of the candle

part b

it is a function because for every x value there is only one y value

part   c

for every x value there is only one y value

x       y

0       8

1       7.6

2       7.2

3       6.8

step-by-step explanation:

mx+89b(-98)nb

step-by-step explanation: