Question
Directions: Which of the phrase/ word from the options
(A), (B), (C) and (D) given below each sentence should replace the phrase printed in bold letters to make the sentence grammatically correct? If the sentence is correct as it is, mark (e) i.e., “No correction required” as the answer. The scientist was recognized for his groundbreaking research that contributed significantly to the field of environmental conservationSolution
The original sentence is grammatically correct and effectively conveys that the scientist was recognized for his groundbreaking research, which made a significant contribution to the field of environmental conservation.
I. 6x² - 23x + 7 = 0
II. 6y² - 29y + 9 = 0
I. 3x6- 19x3+16=0
II. 9y4- 27y2+20=0
- If the quadratic equation x² + 18x + n = 0 has real and equal roots, what is the value of n?
I. 6x² - 49x + 99 = 0
II. 5y² + 17y + 14 = 0
I. x2 – 18x + 81 = 0
II. y2 – 3y - 28 = 0
I. 7p + 8q = 80
II. 9p – 5q = 57
I. 8x² - 74x + 165 = 0
II. 15y² - 38y + 24 = 0
I). 5p2 - p - 4 = 0
II). q2 - 12q + 27 = 0
I. 6x2 – 7x - 20 = 0
II. 3y2 - y - 14 = 0
I. 5q = 7p + 21
II. 11q + 4p + 109 = 0