PATTERNS, SEQUENCES AND SERIES QUESTION 2 2.1 Given t…
PATTERNS, SEQUENCES AND SERIES QUESTION 2 2.1 Given that the second term of a geometric sequence is 12 and the seventh term is –0,375, determine: 2.1.1 the general formula of the sequence (4) 2.1.3 Write down the sum of the above sequence to infinity in sigma notation. (2) 2.1.4 Determine the answer to the above sum. (2) 2.2 Given the following sequential pattern: Right click to open diagrams in a new “tab”. Determine 2.2.1 the general formula for the total number of blocks in each pattern. (4) 2.2.2 the general formula for the number of white blocks in each pattern. (1) 2.2.3 the total number of blocks in the fifteenth pattern. (2) 2.3.1 Determine the value(s) of in the interval [0; 90°] for which the following sequence will be geometric:
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