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Example 5 (i) - Chapter 9 Class 8 Algebraic Expressions and Identities
Last updated at Sept. 8, 2021 by Teachoo
Examples
Example 1
Example 2 Important
Example 3
Example 4 Important
Example 5 (i) You are here
Example 5 (ii) Important
Example 6 (i)
Example 6 (ii) Important
Example 7
Example 8 (i)
Example 8 (ii)
Example 9 (i)
Example 9 (ii) Important
Example 10
Example 11 (i)
Example 11 (ii) Important
Example 12 (i)
Example 12 (ii) Important
Example 13 (i)
Example 13 (iii)
Example 13 (ii) Important
Example 14 (i)
Example 14 (ii) Important
Transcript
Example 5 Simplify the expressions and evaluate them as directed: (i) π₯ (π₯β3)+2 for π₯=1 π₯ (π₯β3)+2=π₯Γπ₯βπ₯Γ3+2 =π₯^2β3π₯+2 For x = 1 Putting x = 1 in expression π₯^2β3π₯+2 = 1^2β3Γ1+2 = 1β3+2 = (1+2)β3 = 3β3 = π
