Question

E1, E2, E3....va rog!

Answer 1

E1. a) 3√27*4^6
= 3*3*4^3*√13
=3*3*64√3
=576√3
b) 4√625*81
=4*25*9
=900
c)3√2^10*3^-5
=3*2^5*√3^-5
=3*32√3^-5
=96*√3^-5
=96*√1/3^5
=96*√1/243
=96*1/√243
=96*1/9√3
=32*1/3√3
=32/3√3
=32√3/9
d) ^4√256*4096
=4*16*64
=4096
e)^21√128*3^14
=7*3*8*3^7*√2
=56*3^8*√2
=56*6561√2 =367416√2
f)^12√343^3*49^5*7^5
=12*343√343*(7^2)^5*7^5
=12*7^3*7√7*7^10*7^5
=12*7^19*√7

E2. a) √784/1225 =√16/25 =4/5
c) √1/6^4 * 81/625
=1/6^2*9/25
=1/36*9/25
=1/4*1/25
=1/100
e) ^14√729*81^3*9^5/64^2*32^3*2
=64^2*32^3*2
=7*3^14/8192

E3. d)3√4√256
=3√4*16
=3*2*4
=24
e)√√1296X^8Y^22
=√36X^4Y^11
=6X^2 * Y^5√y

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