The value of 161/2-71/2
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Answer:
20880/2
Step-by-step explanation:
161/2 - 71/2
a - b = (root a + root b)( root a - root b)
= (161/2 +71/2)(161/2 - 71/2)
= (232/2)(90/2)
= 20880/2
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