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Class 10 Mathematics Arithmetic Progressions (AP)Introduction to APs and common difference.Hard

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If (x, 2x+3, 4x+1) are in an arithmetic progression, what is the common difference?

Answer and explanation

Correct answer: (5)

From (2(2x+3)=x+(4x+1)), (4x+6=5x+1), so (x=5) and (d=13-5=8). Finding the variable first is necessary.

Related tags

Ap Algebraic Ap Find D Hard Introduction To Aps And Common Difference.Introduction To Aps And Common Difference Arithmetic Progressions (Ap)Arithmetic Progressions Ap

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