Math, asked by ZapAttack, 1 year ago

(3a-1/2)(3a-1/2) in a proper way

Answers

Answered by Sarahiffat2006
1

Answer:

Step-by-step explanation:

(3a-1/2) (3a-1/2)​

(3a-1/2)²

using identity

(a-b)²=a²+b²-2ab

(3a-1/2)²=(3a)²+(1/2)²-2(3a)(1/2)

            = 9a²+1/4-3a

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Answered by Anonymous
8

Your Question:

(3a -1/2)(3a -1/2), simplify.

Your Answer:

(3a -  \frac{1}{2}) (3a -   \frac{1}{2} ) \\  =  {(3a -  \frac{1}{2}) }^{2}  \\  =  {( \frac{6a - 1}{2} )}^{2} \\  =  \frac{ {(6a - 1)}^{2} }{ {2}^{2} }  \\  =  \frac{36 {a}^{2}  + 1 - 12a}{4}

Concepts And Formulas Used:-

  • Algebraic Identities
  • Squaring
  • Mathematical Solving
  • (a-b)²=a²+b²-2ab

Other Formulas:-

  • (a+b)²=a²+b²+2ab
  • (a-b) (a+b) = a²-b²
  • (x+a)(x+b)=x²+(a+b)x + ab
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