Answer:
in q-1 ans is (i)
Step-by-step explanation:
a=1 t¹=1 t²= 8 t³= 15 t⁴= 22
t¹— t² = 8– 1= 7
t³ —t²= 15—8= 7
therefore d= 7
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Answer:
in q-1 ans is (i)
Step-by-step explanation:
Answer:
a=1 t¹=1 t²= 8 t³= 15 t⁴= 22
t¹— t² = 8– 1= 7
t³ —t²= 15—8= 7
therefore d= 7