1.

The base can't be negative, therefore
.
2.

3.

I don’t understand where is the equation
Answer:
Yes
Step-by-step explanation:
If you perform the vertical line test, each row where there is a point only gets hit once, if it got hit twice it would not be a function.
Answer:
0.27
Step-by-step explanation:
Answer:
The correct answer is Option 4: 12
Step-by-step explanation:
Given equation is:

We have to find a number that is common multiple of all the denominators or least common divisor
So to find the LCM
The numbers in denominator are: 4,3,2
So,

It can clearly be seen that 12 is the LCM of all three numbers so the equation will be multiplied with 12 to eliminate the fractions.

Hence,
The correct answer is Option 4: 12