Directions: Read the following quadratic equations carefully and answer the…
IBPS · 2022
Directions: Read the following quadratic equations carefully and answer the question given below.
(i) x · x − 3x − √(4x2) = −6
(ii) y2 − √(81y2) = −4 × 5
(iii) (z2√(625z6) ⁄ 5z3) + (4 × 7) = 39z
(iv) p2 − (3 × 5)p = 7 × −(8)
In which of the following equation/s is the difference between the larger and smaller root equal to one?
- A.
Only (i), (ii) & (iii)
- B.
Only (i), (ii) & (iv)
- C.
Only (ii) & (iv)
- D.
Only (ii), (iii) & (iv)
- E.
Only (i) & (ii)
Attempted by 31 students.
Show answer
Correct answer: B
Loading lesson…