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How many variables are there in x2 + 4x + 1 = 0?
  • a)
    One
  • b)
    Two
  • c)
    Five
  • d)
    Three
Correct answer is option 'A'. Can you explain this answer?
Most Upvoted Answer
How many variables are there in x2 + 4x + 1 = 0?a)Oneb)Twoc)Fived)Thre...
Solution:

The given equation is x^2 + 4x + 1 = 0.

Variables are the letters or symbols that represent an unknown or changing quantity. In this equation, there is only one variable, which is x.

Therefore, the correct answer is option A, one variable.
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Community Answer
How many variables are there in x2 + 4x + 1 = 0?a)Oneb)Twoc)Fived)Thre...
Here variable is three which is same
That's why we say one variable
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How many variables are there in x2 + 4x + 1 = 0?a)Oneb)Twoc)Fived)ThreeCorrect answer is option 'A'. Can you explain this answer?
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