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Coordinate Geometry
Question
Wired Faculty App

Find the value of the polynomial 5x - 4x2 + 3 at
x = - 1

Answer

Value of f(x) at x = - 1
= f(- 1) = 5(- 1) - 4(- 1)2 + 3
= - 5 - 4 + 3 = - 6

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Some More Questions From Coordinate Geometry Chapter

Find the value of n, given (81)5/n = 243.

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