Question

Hello,Can you please help me with question#17 in the picture?Thank you

Answer 1

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.

`a_n=a_1+(n-1)d`

n= 12

Step 2

Substitute the values into the formula and simplify.

`\begin{gathered} a_(12)=-8+(12-1)(-2) \\ \\ =-8+11(-2) \\ \\ =-8-22 \\ \\ =-30 \end{gathered}`

ANSWER

-30