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Can you explain the answer of this question below:
Let f: Q→Q be a function given by f(x) = x2,then f -1(9) =​
  • A:
    {3}
  • B:
    f
  • C:
    {-3, 3}
  • D:
    {-3}
The answer is c.
Verified Answer
Can you explain the answer of this question below:Let f: Q→Q be ...
If f : A → B such that y implies B then f-1(y) = {x implies A : f(x) = y}
Let f-1(9) = x
f(x) = 9
x2 = 9
x = +-3
Thus, f-1(9) = {-3,3}
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Most Upvoted Answer
Can you explain the answer of this question below:Let f: Q→Q be ...
Function has only one image not 2 . is it right So the answer should be 3
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Community Answer
Can you explain the answer of this question below:Let f: Q→Q be ...
Yeah manish your doubt is absolutely corrct question is absurd or i must say probably wrong....
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Can you explain the answer of this question below:Let f: Q→Q be a function given by f(x) = x2,then f-1(9) =​A:{3}B:fC:{-3, 3}D:{-3}The answer is c.
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Can you explain the answer of this question below:Let f: Q→Q be a function given by f(x) = x2,then f-1(9) =​A:{3}B:fC:{-3, 3}D:{-3}The answer is c. for JEE 2025 is part of JEE preparation. The Question and answers have been prepared according to the JEE exam syllabus. Information about Can you explain the answer of this question below:Let f: Q→Q be a function given by f(x) = x2,then f-1(9) =​A:{3}B:fC:{-3, 3}D:{-3}The answer is c. covers all topics & solutions for JEE 2025 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Can you explain the answer of this question below:Let f: Q→Q be a function given by f(x) = x2,then f-1(9) =​A:{3}B:fC:{-3, 3}D:{-3}The answer is c..
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