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Mathematics 16 Online
OpenStudy (samyra):

sq root 78 A.7 and 8 b.8 and 9 c.9 and 10 d.10 an 11

Directrix (directrix):

b.8 and 9 78 lies between perfect consecutive squares 64 and 81 so square root (78) lies between square root of 64 and square root of 81

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