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Coordinate Geometry
Question
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Find the zero of the polynomial in each of the following cases:
p(x) = x - 5

Answer

p(x) = x - 5
p(x) = 0
⇒ x - 5 = 0 ⇒ x = 5
∴ 5 is a zero of the polynomial p(x).

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Some More Questions From Coordinate Geometry Chapter

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

4x2 - 3x + 7

Which of the following expressions are polynomials in one variable and which are not? State reasons for your answer.

x10+ y3 + t50

Write the coefficients of x2 in each of the following:

2 + x2 + x

Write the coefficients of x2 in each of the following:
2 - x2 + x3