csat-suneung 2019 Q5

csat-suneung · South-Korea · csat__math-humanities 3 marks Arithmetic Sequences and Series Find Specific Term from Given Conditions
For an arithmetic sequence $\left\{ a _ { n } \right\}$ with first term 4, $$a _ { 10 } - a _ { 7 } = 6$$ What is the value of $a _ { 4 }$? [3 points]
(1) 10
(2) 11
(3) 12
(4) 13
(5) 14
For an arithmetic sequence $\left\{ a _ { n } \right\}$ with first term 4,
$$a _ { 10 } - a _ { 7 } = 6$$
What is the value of $a _ { 4 }$? [3 points]\\
(1) 10\\
(2) 11\\
(3) 12\\
(4) 13\\
(5) 14