Find the dot product.
?
__________
Fill in the blank(s) with the appropriate word(s).
61
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Solve the problem.Assume that the profit generated by a product is given by 
where x is the number of units sold. If the profit keeps changing at a rate of 
per month, then how fast are the sales changing when the number of units sold is 700? (Round your answer to the nearest dollar per month.)
A. $2/month B. $21,166/month C. $1,323/month D. $661/month
Use the Chain Rule or implicit differentiation to find the indicated derivative.y2 cos x + x2 sin y = 0. Find 
.
A. 
B. 
C. 
D. 
Find the amount of sales tax or excise tax. Round to the nearest cent.Sales price: $34.62Sales tax rate: 7.25%
A. $2.86 B. $2.51 C. $2.16 D. $25.10
Write a linear inequality for the situation described.Jake needs at least $1150 to buy a computer. He earns $8 per hour at Job A and $5 per hour at Job B. Jake buys a computer with pay received for x hours at Job A and y hours at Job B.
A. 8x + 5y ? 0 B. 8x + 5y ? 1150 C. 8x + 5y ? 1150 D. 8x + 5y = 1150