Question

va roog mult exercitiul 3.URGENT!!

Answer 1

a)16x²=625⇒16x=25⇒x=25 supra 16
b)4x²=81⇒4x=9⇒x =9 supra 4
c)81x²=16⇒81x=4⇒x=4 supra 81
d)225x²=324⇒225x=18⇒x=18 supra 225
e)100x²=36⇒100x=6⇒x=6 supra 100=0.06
f)324x²=100⇒324x=10⇒x=10 supra 324