5,___,___,9 1/2 find the following missing APs in the area
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Step-by-step explanation:
a = 5
T4 = 9.5
T4 = a + (n-1)d
9.5= 5 + (3)d
3d = 4.5
d = 1.5
so
T2 = 5+(1)1.5
= 5+ 1.5
= 6.5
T3 = 5+(2)1.5
= 5+3
= 8
so missing terms are 6.5 and 8
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