Answer:
a=24 0.5x24=12
Step-by-step explanation:
There are no real values for log of 0 or negatives.
So the answer is B
X=2.77 Explanation: log
(
3
x
)
=
log
(
21
)
(Take log of both sides)
x
*
(
log
(
3
)
)
=
log
(
21
)
x
=
log
(
21
)
log
(
3
)
x
=
2.77
X <0 means x would be negative.
For x/y, a negative divided by a positive would give a negative answer.
A negative multiplied by a positive would result in a negative.
The answer would be B. Negative