What is the product (7 * 10*) * (5 10 )? Be sure to express your
answer in scientific notation.
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answer:

3.5 x 10^ - 14

Step-by-step explanation:

7 x 10^-5  = 7 / 100000 = 0.000007

5 x 10^-8: 5 / 100000000 = 0.000000005

0.000007  * 0.000000005 =  3.5 x 10^ - 14

change of stock price/initial stock price on friday * total stock value = change of stock value

0.89/73.73 *x = 42.72

x=3539.04 = total stock value at initial stock price on friday .

total stock value at initial stock price on friday/ initial stock price on friday = number of shares

3539.04/73.73 = 48 shares

they own 48 shares of this stock