Question: The first three terms of a geometric sequence are given by 8 x, 2x, and x 2 respectively where x > 0. a. Show

The first three terms of a geometric sequence are given by 8 − x, 2x, and x2 respectively where x > 0.

a. Show that x3 − 4x2 = 0.

b. Find the value of the 20th term.

c. State, with a reason, whether 4096 is a term in the sequence.

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