Answer:.
Step-by-step explanation:
Answer:
B
Step-by-step explanation:
Note that i² = - 1
Given
(4 - 2i)(1 + 7i) ← expand factors using FOIL
= 4 + 28i - 2i - 14i²
= 4 + 26i + 14
= 18 + 26i → B
Answer:
-1.5
Step-by-step explanation:
3/4 of -8 is -6
1/4 of -6 is -1.5
if it is not supposed to be -8 the answer is 1.5
2+1=3 10-3=7
There are 7 free to use computers.
Answer: 10
Step-by-step explanation:
9 1/6 x 1 1/11
55/6 x 12/11
cross reduce
5/1 x 2/1
10