Answer:
x = 40°
Step-by-step explanation:
The base angles of the triangle are 71° and 69° ( vertical angles ) , then
x = 180° - (71 + 69)° = 180° - 140° = 40°
Real
i^6-122-7i^2
(i^2)^3-122-7i^2
(-1)^3-122-7×(-1)
-1-122+7
-123+7
-116
So the final answer is -116
a
b
b b b b b b b b bb b b b b bb b b bb b bb bb bb b bb b b b b b b b b bb b b b b bb b bb b b b b bb b b b b b b b bb bb
