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How many non-zero terms are there in the polynomial \(x^4-6x^2+9\)?
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Answer and explanation
Correct answer: 3
The non-zero terms are \(x^4\), \(-6x^2\), and \(9\), so the polynomial has 3 non-zero terms. Option A is incorrect because there are three terms, not two. Exam tip: Count each non-zero term separated by a plus or minus sign, including the constant term.
Frequently asked questions
What is the correct answer to this question?
3
Why is this the correct answer?
The non-zero terms are \(x^4\), \(-6x^2\), and \(9\), so the polynomial has 3 non-zero terms. Option A is incorrect because there are three terms, not two. Exam tip: Count each non-zero term separated by a plus or minus sign, including the constant term.
Which subject and chapter does this question cover?
This is a Class 10 Mathematics question. Chapter: Polynomials. Topic: Polynomials in one variable.
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