Answer:
D-70
Step-by-step explanation:
It is a combination C(8,4)
27 - 6 is 21 and then 21 -(-10) which is really +10 is 31 and then 31 + (-19) is really 31 - 19 which is 12. So the answer 12. <span />
Answer:
false. the sqrt of -1 = i
Step-by-step explanation:
Answer:
8256
Step-by-step explanation: