Simplify : "P"^2"X"-2{"Px"-3"X"("X"^2-overline(3"A"-"X"^2))} - Mathematics

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Sum

Simplify : `"p"^2"x"-2{"px"-3"x"("x"^2-overline(3"a"-"x"^2))}`

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Solution

 `"p"^2"x"-2{"px"-3"x"("x"^2-overline(3"a"-"x"^2))}`

= p2x − 2 {px − 3x (x2 − 3a + x2)}

= p2x − 2{px − 3x (2x2 − 3a)}

= p2x − 2{px − 6x3 + 9ax} 

= p2x − 2px + 12x3 − 18ax

Concept: Simplification of Expressions
  Is there an error in this question or solution?
Chapter 11: Algebraic Expressions - Exercise 11 (E) [Page 147]

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Selina Concise Mathematics Class 8 ICSE
Chapter 11 Algebraic Expressions
Exercise 11 (E) | Q 1.06 | Page 147
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