Maharashtra State BoardSSC (English Medium) 9th Standard
Advertisement Remove all ads

Find the Value of the Polynomial 2 X − 2 X 3 + 7 Using Given Values for X . - Algebra

Sum

Find the value of the polynomial `2x - 2x^3 + 7` using givem values for x.

x = -1

Advertisement Remove all ads

Solution

`p(-1) = 2 xx (-1) - 2 xx (-1)^3 + 7`

= - 2- 2 × (-1) + 7

= - 2 + 2 + 7

= 7 
Thus, the value of polynomial for x = −1 is 7.

Concept: Value of a Polynomial
  Is there an error in this question or solution?
Advertisement Remove all ads

APPEARS IN

Balbharati Mathematics 1 Algebra 9th Standard Maharashtra State Board
Chapter 3 Polynomials
Practice Set 3.5 | Q 1.2 | Page 53
Advertisement Remove all ads
Advertisement Remove all ads
Share
Notifications

View all notifications


      Forgot password?
View in app×