Question
If x^2 - 7x + k = 0 has roots that are equal, what is
the value of k?Solution
For equal roots, the discriminant must be zero: b^2 - 4ac = 0 → (-7)^2 - 4(1)(k) = 0 49 - 4k = 0 4k = 49 k = 49/4 = 12.25.
Select the segment which has a grammatical error in the given sentence.If there is no error , select, no error
 Sarita didn’t know if any of t...
As the cases surges, (A)/the State quick updated (B)/their triage and treatment protocol (C)/to guide its response (D)/ to the new variant (E).
...Parts of the following sentence are given as options. Identify the segment that contains a grammatical error.Â
A large amount of money he invest...
Directions: Find out the error according to the grammar and context of the given sentence. If there is no error, mark option 5 as the answer, i...
(A) to ensure economic stability
(B) interest rates may be adjusted
(A) the central bank is monitoring inflation rates,
(i) since
(ii) as
(iii) however
In each of the questions, a sentence has been divided into four parts, one of which may contain an error. Identify that fragment and mark it as your an...
The policy comes after companies faced criticism on requiring employees to work during the floods, despite a red alert issued by the national weather ag...
Find the error –
 In these questions, some of the sentences have errors and some have none. Find out which part of a sentence has an error and indicate corresponding t...
In the following questions each sentence is divided into four parts. Read each sentence to find out if there is any error in it. The error, if any, wil...
