B < -3/7
Explanation: subtract 5/7 from 2/7 which you’ll get -3/7.
Since a variable has to be in from switch sign so b is on the left.
Hope this helped
Answer:
(-∞,-2)∪(
,∞)
Step-by-step explanation:
i think it's right
(+8)+(-9)
the answer is -1
Answer:
The answer is √5 .
Step-by-step explanation:
You have to rationalize the fraction in order to get rid of surd in the denorminator by multiplying √3 to both numerator amd denorminator :






