The total revenue for a bluetooth speaker (in dollars) is given by R(x) = 35– 0.01x^2 where s is the number of units sold. What is the average rate of change in revenue as the
number of bluetooth speakers sold increases from 20 to 40 units?

$0.30 per unit

$34.40 per unit

-$34.40 per unit

34.40 units per dollar

step-by-step explanation:

answers available in this download

(pearson%2c%25202012)%2520bbs.pdf& usg=aovvaw1obmtxnfghfgxhx0urh_je

after 1 year: 221 deer

step-by-step explanation:

30% of 170 is 51. 170+51=221

the answer is b

25/6

step-by-step explanation:

you multiply 4 by the denominator (4*6=24) and add it to the numerator which makes it 25/6.