QUESTION 17
STEP - BY - STEP EXPLANATION
What to find?
a12
Given:
a1= -8 d=-2
Step 1
Recall the nth formula for calculating the nth term.
[tex]a_n=a_1+(n-1)d[/tex]
n= 12
Step 2
Substitute the values into the formula and simplify.
[tex]\begin{gathered} a_{12}=-8+(12-1)(-2) \\ \\ =-8+11(-2) \\ \\ =-8-22 \\ \\ =-30 \end{gathered}[/tex]
ANSWER
-30
