find the value (2/3)^0+(2/3)^-1+(1/2)^2
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Step-by-step explanation:
. Find the value of x so that x+2, 5x+1, x+11 will from a geometric sequence. Justify your answer. Find the sum of the first 10 terms of the given sequence.
2. Find the value of x if the geometric mean of 2x and 19x-2 is 7x-2
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