Math lovers that love stock

will mark

sam salmon is interested in purchasing stock. he wants to determine the costs.

number of shares/ price per share /total /commission @ 6% of total /total cost
100 abc $16.25 $1,625 $ ? $ ?
100 def $11.31 $1,131 $ ? $ ?
40 ghi $9.15 $366 $ ? $ ?
100 jkl $15.27 $1,527 $ ? $ ?
100 mno $13.22 $1,322 $ ? $ ?

this took a lot of time to type and i really dont know what im doing!

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What expression is equivalent to log3(x+4)

Which option identifies how kevin should proceed in the following scenario? four years ago kevin designed an mp3 player for young children. now that technology has changed, he would like to update his design to ensure that it encompasses cutting-edge techniques. by creating a third-angle projection of his ideas by designing an isometric projection of his new ideas by referring to past designs and illustrations of his original model by conferring with engineers who have improved upon similar devices

The function p(x) = –2(x – 9)2 + 100 is used to determine the profit on t-shirts sold for x dollars. what would the profit from sales be if the price of the t-shirts were $15 apiece?