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The rule for being the nth item in a certain sequence is n(n+1)/2. what is the 4th term in this sequence ? a.) 4 b.)10 c.)16 d.)20​

The rule for being the nth item in a certain sequence is n(n+1)/2. what is the 4th term in this sequence ? a.) 4 b.)10 c.)16 d.)20​
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The rule for being the nth item in a certain sequence is n(n+1)/2. what is the 4th term in this sequence ?

a.) 4
b.)10
c.)16
d.)20​

User ThangLeQuoc
by
7.5k points

1 Answer

6 votes

Answer:

a.) 4

Explanation:

a.)4

User Morilog
by
8.5k points
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