Which of the following statements uses the multiplicative identity?

(-8)(1) = -8

Step-by-step explanation:

The expression that uses utilizes a multiplicative inverse is (-8)(1) = -8

A multiplicative inverse is such that when an identity element such as the number 1 multiplies another, it does not change it in any way.

    The expression where we see this is the option C;

          (-8)(1)   -8 multiplied by 1 does not change -8, it is still -8.

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step-by-step explanation:

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