• A. (-∝, 2) ∪ (5/2, +∝)
• B. (-∝, 1) ∪ (3, +∝)
• C. (1/2, 3/2)
• D. (-∝, 1/2) ∪ (3/2, +∝)

Answer: Option D

Explanation:

• A. $60°$
• B. $80°$
• C. $90°$
• D. $100°$

Answer: Option B

Explanation:

• A. 5
• B. 8
• C. 7
• D. 6

Answer: Option C

Explanation:

• A. 5
• B. 5
• C. 7
• D. 6

Answer: Option C

Explanation:

• A. 2
• B. 3
• C. 4
• D. 1

Answer: Option B

Explanation:

• A. 20 km/hr
• B. 7.2 km/hr
• C. 0.072 km/hr
• D. 5.5 km/hr

Answer: Option C

Explanation:

• A. -1
• B. 1
• D. 1/ 2

Answer: Option B

Explanation:

• A. 4
• B. 20
• C. 28
• D. 12

Answer: Option B

Explanation:

• A. x-2
• B. 2x-1
• C. x 2 − 1
• D. x 2 + 1

Answer: Option C

Explanation:

• A. (√2x - 5)(2x² + 5√2x + 25)
• B. (√2x + 5)(2x² + 5√2x - 25)
• C. (√2x + 5)(2x² - 5√2x + 25)
• D. (√2x + 5)(2x² - 5√2x - 25)

Answer: Option C

Explanation:

• A. 5
• B. 3
• C. -2
• D. -3

Answer: Option B

Explanation:

• A. 5
• B. 3
• C. -2
• D. -3

Answer: Option B

Explanation:

• A. 2
• B. 0.5
• C. 5
• D. 0.05

Answer: Option C

Explanation:

• A. 512
• B. 688
• C. 1024
• D. 1028

Answer: Option C

Explanation:

• A. 55
• B. 13
• C. 35
• D. 16

Answer: Option A

Explanation: