Which of the following expressions are equivalent to 7×7×7×7 ? Select all that apply. A)47

B)74

C)77

D)28

E)2,401

F)16,384

Aformual for 8 bottles of window cleaner calls for 6 cups of rubbing to customers alcohol 2 1/4 gallons of water and 1 1/2 cups of ammonia alcohol would the forula call if a factory made 1,280 bottles for stores to sell to customers

A. 90 degrees b. 45 degrees c. 30 degrees d. 120 degrees

Which expression demonstrates the use of the commutative property of addition in the first step of simplifying the expression (-1+i)+(21+5i)+0