Answer:
-3+15i
Step-by-step explanation:
Apply complex arithmetic rule: 

-3 * 3 -3 (-2) = -3

First abswer is 51700
Sexond answer is 10340
Answer:
i am so confused right now :)::):::)::):))
Step-by-step explanation:
Answer:
it's a quadratic formula
Step-by-step explanation:
in the formula, substitute the value of <u>a as 1, b as 2 and c as -8</u>
then, you will get ur answer
Answer:
y = 28
Step-by-step explanation:
28 = y
28 = 28
the angles are equal to each other because they are vertical angles