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An arithmetic progression has (d=-7). If every term is multiplied by (-3), what will be (d) of the new sequence?

Answer and explanation

Correct answer: (21)

When all terms are multiplied by (-3), (d) is also multiplied by (-3), so the new (d=21). A negative multiplier can change the sign.

Related tags

ApScalingNegative DExpertIntroduction To Aps And Common Difference.Introduction To Aps And Common DifferenceArithmetic Progressions (Ap)Arithmetic Progressions Ap

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