Answer:
268 hope i helped
Step-by-step explanation:
Multiply numerator and denominator by the conjugate of the denominator
Denominator: -10 + 8i
Conjugate of the denominator: -10 - 8i
Operation:
[9 +7i] / [-10 + 8i] * [-10 -8i] / [-10 - 8i] = [-90 - 72i - 70i +56] / [100 + 64] =
[-34 -142i] / 164 = [-17 -71i] / 82
Answer:2
\left(-3\times \:3\right)+15-2^2
=-9+15-2^2
-9+15-4
=6-4
6-4=2
the answer is 2
Answer:
{ x: x€R | x≤7, x }
Step-by-step explanation:
I think they are asking set builder form for the expression
For any other explaination or enquiry pleas ask me down in comments...
