QUESTION 1 1.1 1.2 1.3 Given the arithmetic sequence: 7; 2; -3; ... Calculate: 1.1.1 The n-th term, Tx. 1.1.2 The 20 term, Tao 1.1.3 The sum of the first 20 terms. The 8 term of a geometric sequence is 640 and the 5 term is 80. Determine the 3 term of the sequence, Calculate'n if (5r-2) = 255
QUESTION 1 1.1 1.2 1.3 Given the arithmetic sequence: 7; 2; -3; ... Calculate: 1.1.1 The n-th term, Tx. 1.1.2 The 20 term, Tao 1.1.3 The sum of the first 20 terms. The 8 term of a geometric sequence is 640 and the 5 term is 80. Determine the 3 term of the sequence, Calculate'n if (5r-2) = 255
Trigonometry (MindTap Course List)
8th Edition
ISBN:9781305652224
Author:Charles P. McKeague, Mark D. Turner
Publisher:Charles P. McKeague, Mark D. Turner
Chapter5: Identities And Formulas
Section5.4: Half-angle Formulas
Problem 46PS: Prove the following identities. 2cos22=sin21cos
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