1 . 4x4 +25x2 +36=?

• A. (x + 2)(x - 2)(2x + 3)(2x - 3)
• B. (2x + 1)(2x - 1)(2 + 6)(x - 6)
• C. (x + 3)(x - 3)(2x + 2)(2x - 2)
• D. (x + 2)(2x - 3)(2x + 3)(3x + 2)

Answer: Option A

Explanation:

2 . 3×4336=?

• A. 12
• B. 48
• C. 36
• D. 144

Answer: Option D

Explanation:

3 . 36=

• A. $9$
• B. $27$
• C. $18$
• D. $81$

Answer: Option B

Explanation:

4 . 36=

• A. 9
• B. 27
• C. 18
• D. 81

Answer: Option B

Explanation:

5 . 9x2-4y2+36=0

• A. $\frac{9}{2}$
• B. $9$
• C. $\frac{8}{3}$
• D. $\frac{4}{3}$

Answer: Option B

Explanation: