how many whole numbers are there between the square root of 7 and the square root of 80

how many whole numbers are there between the square root of 7 and the square root of 80
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2 Answers

infinite numbers tween a & b, weer a & b=NE reel numbers
by
square root of 7 is closer to square root of 9  so value of whole number closest is 3.

square root of 80 is closer to 81 so 9 is taken as closest whole number.

now whole numbers between them is difference of both=9-3=6 is answer

other method is square root of 7 and 80 taken and round off and subtracted to get 6.
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