a page of a book is turn out and the sum of the other page number is found to be 15000. Find the page numbers of the page turn out.
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SOLVING PROCEDURE
STEP 1 LET THE PAGES ARE IN AP.
STEP 2 USE THE FORMULA OF SUM IN AP
STEP 3 AFTER USING AP FORMULA FREE GET QUADRATIC
STEP 4 AFTER SOLVING QUADRATIC WE GET 173 PAGES AS ANSWER
STEP 1 LET THE PAGES ARE IN AP.
STEP 2 USE THE FORMULA OF SUM IN AP
STEP 3 AFTER USING AP FORMULA FREE GET QUADRATIC
STEP 4 AFTER SOLVING QUADRATIC WE GET 173 PAGES AS ANSWER
Mayuree:
what is the formula of sum in AP ?
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