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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

Solution

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

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

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