यदि (p(x)=x-2-1) है तो (p(1)) कितना है?
If (p(x)=x-2-1), what is (p(1))?
Explanation opens after your attempt
A. (0)
Concept
(p(1)=12-1=0). When (p(a)=0), (a) is called a zero.
Why this answer is correct
The correct answer is A. (0). (p(1)=12-1=0). When (p(a)=0), (a) is called a zero.
Exam Tip
(p(1)=12-1=0) है। जब (p(a)=0) हो तो (a) शून्यक कहलाता है।
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