-(7) to the power of 4 Which expression shows the power correctly written in expanded
notation?
-7 x -7 x -7 x -7
-7 x 7 x 7 x 7
-4 x -4 x -4 x -4 x -4 x -4 x -4
-4 x 4 x 4 x 4 x 4 x 4 x 4

the first one is correct

Step-by-step explanation:

this is the same way as writing 7 to the power of four, but all of the sevens are negative in your case

$75.00

step-by-step explanation:

i = prt

i = 1,5000 * 0.025 * 2

i = 75