Q.7 If the numbers (x-2).(4x-1). (5x+2) are in A.P. find x.
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Answer:
x=1
Step-by-step explanation:
(x-2),(4-1),(5x+2 ) are in AP
so the common difference d is the same
4x-1-x+2=5x+2-4x+1
×=1
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