# Unit Quiz: Factorise and solve a quadratic (a=1)

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## Q1.

### Options:

- (a + 2)(a + 6)
- (a + 3)(a + 4)
- (a + 2)(a + 5)
- (a + 1)(a + 12)

### Correct Answer:

- (a + 3)(a + 4)

## Q2.

### Options:

- (a + 3)(a - 4)
- (a + 4)(a - 3)
- (a - 3)(a - 4)
- (a - 2)(a - 6)

### Correct Answer:

- (a + 4)(a - 3)

## Q3.

### Options:

- (a + 3)(a + 5)
- (a + 5)(a - 3)
- (a - 6)(a - 2)
- (a - 3)(a - 5)

### Correct Answer:

- (a - 3)(a - 5)

## Q4.

### Options:

- (a + 3)(a + 3)
- (a + 3)(a - 9)
- (a + 9)(a - 9)
- (a + 3)(a - 3)

### Correct Answer:

- (a + 3)(a - 3)

## Q5.

### Options:

- (a + 25 )(a - 4)
- (a + 10)(a - 10)
- (a + 50)(a - 50)
- (a + 100)(a - 100)

### Correct Answer:

- (a + 10)(a - 10)

## Q6.

### Options:

- (5 - a )(5 + a)
- (5 + a)(5 - a )
- (a - 5)(5 + a)
- (a + 5)( -a + 5)

### Correct Answer:

- (a - 5)(5 + a)

## Q7.

### Options:

- a = -3 and a = -4
- a = -12
- a = 3 and a = 4
- (a + 3)(a + 4)

### Correct Answer:

- a = -3 and a = -4

## Q8.

### Options:

- a = -3 and a = 4
- a = 3 and a = 4
- a = -3 and a = -4
- a = 3 and a = -4

### Correct Answer:

- a = 3 and a = -4

## Q9.

### Options:

- a = -6 and a = 6
- a = -6
- a = -18 and a = 2
- a = 12 and a = -3

### Correct Answer:

- a = -6 and a = 6

## Q10.

### Options:

- A
- B
- C
- D

### Correct Answer:

- B

## Q11.

### Options:

- A
- B
- C

### Correct Answer:

- C

## Q12.

### Options:

- A
- B
- C

### Correct Answer:

- A