D. {x | x E R} because its all real numbers
Im not too sure, but C might work as an answer...
Sorry if it's wrong :(
C, because they are all below 90, which is a right angle, and acute angle means less than 90 degree angle, and above 90 degree angle is an obtuse angle.
This is my knowledge, so I might be wrong, but, I am 90% sure I'm right.
Glad I could help, and good luck :)
Step-by-step explanation:
(61-3)872
=53192-2616
=50576
=5.1×10⁴
Answer:
3 + 5i
Step-by-step explanation:
Given
- 2i + (9 - 3i) - (6 - 10i) ← distribute parenthesis
= - 2i + 9 - 3i - 6 + 10i ← collect like terms
= 3 + 5i
