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Mathematics, 20.09.2019 15:30 arizmendiivan713

Doserve the pattern of the following sequence, and then answer question 11
-10, +20, -- 40, +80, a
11.
the value of a is
a. +160
b. -50
c. -70
d. - 160

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Doserve the pattern of the following sequence, and then answer question 11
-10, +20, -- 40, +80...
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