Step-by-step explanation:
2x-21+6=x-3
Answer:
Step-by-step explanation:
100m
You take 20 / 12 for the inches in a foot and get 1.6 then times by 500 and get 833.3
Answer: ok
Step-by-step explanation: ok
Answer:
A
Step-by-step explanation:
Noting that i² = - 1
Given
(7 - 3i)(8 + 4i) ← expand factors using FOIL
= 56 + 28i - 24i - 12i²
= 56 + 4i - 12(- 1)
= 56 + 4i + 12
= 68 + 4i → A