Answer:
-9i
Step-by-step explanation:
the complex conjugate of a+bi is a-bi
0+9i is 0-9i
Answer: A. 1.01 Same as 1 1/100 fractions are rational
B. 57 Integers are rational. (Invisible implied denominator is 1)
Step-by-step explanation: c might be, but the denominator is not specified-- or maybe / is supposed to mean square root. So probably not.
D. NO, non-repeating decimal numbers are irrational
-8 times -7 equals 56. there for the answer is -7.
Answer:
C
Step-by-step explanation:
Answer: the 4th one I think
Step-by-step explanation:
