The 5 th term of an AP is \( -3 \) and its common difference is \( -4 \). The sum of (W) its fir...

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The 5 th term of an AP is \( -3 \) and its common difference is \( -4 \). The sum of
(W) its first 10 terms is
(a) 50
(b) \( -50 \)
(c) 30
(d) \( -30 \)
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