Sentence 17: \({\left( { – 9.x} \right)^2} \) is equal to:
We have \({\left( { – 9.x} \right)^2} = {\left( {9.x} \right)^2} = {9^2}. {x^2} = 81. { x^2}\)
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Sentence 17: \({\left( { – 9.x} \right)^2} \) is equal to:
We have \({\left( { – 9.x} \right)^2} = {\left( {9.x} \right)^2} = {9^2}. {x^2} = 81. { x^2}\)
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