Write the expression (4x-2).(6x 7) in the standard form of a anquadratic expression,ax^2 bx c what are the values of the coeffic
1 answer:
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9514 1404 393
Answer:
geometric sequence
Step-by-step explanation:
The terms of the sequence have a common ratio of -12/3 = -4, so the sequence is geometric. The general term is ...
an = 3(-4)^(n-1)
so the sum can be written as ...
(Note the summation starts at n=0, corresponding to a first term of 3.)
If this is the picture the answer is 7cm
