The $n^{th}$ term of a sequence is given by
$30 - 2 n$
Work out the first three terms in the sequence.
Give your answers in order.

Answer

Expert–verified

Hide Steps

Answer

$The first three terms in the sequence are 28, 26, and 24$

Steps

Step 1 ：Substitute n with 1, 2, and 3 in the given formula $30 - 2 n$ :

Step 2 ：First term: $30 - 2 (1) = 28$

Step 3 ：Second term: $30 - 2 (2) = 26$

Step 4 ：Third term: $30 - 2 (3) = 24$

Step 5 ： $The first three terms in the sequence are 28, 26, and 24$