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Mathematics, 30.03.2021 14:00 justhereforanswers13

1. If tn =3n - 2, the value of S5 is: (a) 35
(b) 40
(c) 45
(d) 30
If tn = 2n? + 3n, the value of Sais:
(a) 90
(b) 70
(C) 80
(d) None of these​

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1. If tn =3n - 2, the value of S5 is: (a) 35
(b) 40
(c) 45
(d) 30
If tn = 2n? +...
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