A pattern is describe by an= 3n -5 what are the first four ters of the sequence?
1 answer:
9514 1404 393
Answer:
-2, 1, 4, 7
Step-by-step explanation:
Start with n=1. Put the value where n is in the expression and do the arithmetic.
a1 = 3·1 -5 = -2
a2 = 3·2 -5 = 1
a3 = 3·3 -5 = 4
a4 = 3·4 -5 = 7
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You may notice that each term is 3 more than the previous one.
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i dont know, sorry...............................................
13cm is the answer i hope this helps you!!!!!!!
Answer: 1. Yes
Step-by-step explanation: They are paralell because they create a straight line and will never interscect each other
176 = a1 * r^4
704 = a1 * r^6
dividing:-
r^2 = 706/174 = 4 so r = +/- 2
a1 = 176 / 2^4 = 176/16 = 11
So 11 is the first term
