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Which of the given is the set of zeroes of the polynomial p(x) = 2x3 + x2 – 5x + 2
  • a)
    1/2 , -1 , -2
  • b)
    1/2 , 1 , -2
  • c)
    -1/2 , -1 , -2
  • d)
    -1/2 , 1 , -2
Correct answer is option 'B'. Can you explain this answer?

Answers

We have the polynomial 2x3+x2-5x+2
By Hit and trial method, x=1 is the solution.
Dividing the polynomial by x-1
We get quotient as = 2x2+3x-2

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Which of the given is the set of zeroes of the polynomial p(x) = 2x3+ x2– 5x + 2a)1/2 , -1 , -2b)1/2 , 1 , -2c)-1/2 , -1 , -2d)-1/2 , 1 , -2Correct answer is option 'B'. Can you explain this answer?
Option B is correct...

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Which of the given is the set of zeroes of the polynomial p(x) = 2x3+ x2– 5x + 2a)1/2 , -1 , -2b)1/2 , 1 , -2c)-1/2 , -1 , -2d)-1/2 , 1 , -2Correct answer is option 'B'. Can you explain this answer? for Class 10 2023 is part of Class 10 preparation. The Question and answers have been prepared according to the Class 10 exam syllabus. Information about Which of the given is the set of zeroes of the polynomial p(x) = 2x3+ x2– 5x + 2a)1/2 , -1 , -2b)1/2 , 1 , -2c)-1/2 , -1 , -2d)-1/2 , 1 , -2Correct answer is option 'B'. Can you explain this answer? covers all topics & solutions for Class 10 2023 Exam. Find important definitions, questions, meanings, examples, exercises and tests below for Which of the given is the set of zeroes of the polynomial p(x) = 2x3+ x2– 5x + 2a)1/2 , -1 , -2b)1/2 , 1 , -2c)-1/2 , -1 , -2d)-1/2 , 1 , -2Correct answer is option 'B'. Can you explain this answer?.
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We have the polynomial 2x3+x2-5x+2By Hit and trial method, x=1 is the solution.Dividing the polynomial by x-1We get quotient as = 2x2+3x-2