Identity Function

Q. If a function 'f' is an identity function and f(6) = a, then find the value of a.

1. $\frac{1}{6}$
2. 6
3. -6
4. $-\frac{1}{6}$

Q. Which of the following function(s) represent(s) a linear function?

1. $\text{y}={\text{ax}}^2+\text{bx + c}$
2. All the three options are linear functions.
3. ${\text{y = mx}}^2$
4. $\text{y}=\frac{1}{2}x+4$

Q. Which of the following function(s) represent(s) a linear function?

1. ${\text{y = mx}}^2$
2. $\text{y}=\frac{1}{2}x+4$
3. All the three options are linear functions.
4. $\text{y}={\text{ax}}^2+\text{bx + c}$

Q. Which of the given line represents a function?

1. Line A
2. Line B
3. Line C
4. Can't be determined

Q. Which of the following function(s) represent(s) a linear function?

1. ${\text{y = mx}}^2$
2. $\text{y}=\frac{1}{2}x+4$
3. $\text{y}={\text{ax}}^2+\text{bx + c}$
4. All the three options are linear functions.

Q. Which of the given line represents a function?

1. Line A
2. Can't be determined
3. Line C
4. Line B

Q. Which of the given line represents a function?

1. Line C
2. Line A
3. Line B
4. Can't be determined