Quadratic Equations Maths - Quadratic Equations

• A
  $7 : 12$
• B
  $7 : 18$
• C
  $3 : 2$
• ✓
  $2 : 3$

Answer: D.

• A
  $k < -2$
• B
  $k > 2$
• ✓
  $-2 < k < 2$
• D
  None of these.

Answer: C.

• A
  $11$
• ✓
  $-11$
• C
  $13$
• D
  $-13$

Answer: B.

• A
  $-2$
• B
  $-8$
• ✓
  $8$
• D
  $12$

Answer: C.

• A
  $\text{k} > \frac{8}{5}$
• B
  $\text{k} < \frac{-8}{5}$
• ✓
  $\frac{-8}{5} < \text{k}<\frac{8}{5}$
• D
  None of these.

Answer: C.