☰
✕

Coordinate Geometry
Question
Wired Faculty App

Find the value of the polynomial 5x - 4x2 + 3 at
x = 2.

Answer

Value of f(x) at x = 2
= f(2) = 5(2) - 4(2)2 + 3
= 10 - 16 + 3 = - 3.

Sponsor Area

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