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(a − 1/a)^2 − (a + 1/a)^2 = (A) 4 (B) -4 (C) 2 (D) -2 (E) 2a
answered
Feb 28, 2022
Mathematics
college
4
votes
224k
views
This month, Thelma's telephone bill is $43.30. It is $4.60 less than last month's bill. The equation t - 4.60 = 43.30 can be used to find the amount of last month's bill t. Which is a solution of the equation?
answered
Jul 27, 2021
Mathematics
middle-school
2
votes
130k
views
#NAME?
answered
Jun 23, 2021
Spanish
middle-school
2
votes
198k
views
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