Select the correct answer. Write (-2 − 2i) + (10 − 4i) as a complex number in standard form.

A.
-4 + 6i
B.
8 − 6i
C.
6
D.
12 − 6i

From the beginning of the day the temperature rose 15 degrees so that by 4 pm it was 87 degrees. what was the temperature at the start of the day

Arectangular garden is 5 feet long and 3 feet wide. a second rectangular garden has dimensions that are double the dimensions of the first garden. what is the percent of change in perimeter from the first garden to the second garden?

What is the area of this parallelogram? 434.28 cm2 263.67 cm2 527.34 cm2 217.14 cm2