plz plz answer this using law of exponents and power
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answer of the first one
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pooja3323:
sorry to say but your answer is wrong
it's actually right
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1). (81/49)^-3/2= (49/81)^3/2 ( using m^-1=1/m)
((7/9)^2)^3/2=343/729
2). (14641)^0.25=(14641)^25/100
3). (32/243)-4/5=(2/3)^-4/5={(3/2)^5)^4/5=81/16
4). same method used in 1) and 3)
((7/9)^2)^3/2=343/729
2). (14641)^0.25=(14641)^25/100
3). (32/243)-4/5=(2/3)^-4/5={(3/2)^5)^4/5=81/16
4). same method used in 1) and 3)
ii) can be simplified to 11
yes
pooja please mark as brainlist
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