The 10th term of AP is -4 and its 22nd term is -16. Its 38th term is *
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Answer:
-32
Step-by-step explanation:
a+9d=-4
a+21d=-16
by substituting
-4+(-9d)=-16+(-21d)
-4+16=9d+(-21d)
12=-12d
-1=d
by putting d in a+9d=-4
a+-9(-1)=-4
a=9-4
so, a=5
= a +(38-1)d
= 5 + 37(-1)
= 5 + (-37)
= -32
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