please give me a answer
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I) -1/4
ii) 64/729
iii) 513/64
iv)-8/81
ii) 64/729
iii) 513/64
iv)-8/81
himshika79:
and u
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= (-3/2)^3+(-3/2)^6
= (-27/8)+(-729/64) taking by lcm
= (-27×8)+(-729)/64
= -216+-(729)/64
=. -945/64 ans.
= (-27/8)+(-729/64) taking by lcm
= (-27×8)+(-729)/64
= -216+-(729)/64
=. -945/64 ans.
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