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Find the three term of AP …

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Find the three term of AP whose sum is 3 and product is 8

Posted by Rammeher Sharma 6 years ago

CBSE > Class 10 > Mathematics

4 answers

Deepak Kashyap 6 years ago

Let three are in AP are a-d,a,a+d. ATQ- a-d+a+a+d=3 3a=3 a=1 -eq-1 (a-d)*a*(a+d)=8 Put a=1 (1-d)*1*(1+d)=8 (1-d)(1+d)=8 1-d sq.=8 d=+- √7 Hence, 1-√7,1,1+√7

2Thank You

Aadya Singh ? 6 years ago

1 , (1+√7) and (1-√7)

2Thank You

Lucifer ? Morningstar? 6 years ago

Or 1,1-√7,1-√7

2Thank You

Lucifer ? Morningstar? 6 years ago

1,1+√7,1+2√7

1Thank You

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CBSE > Class 10 > Mathematics