40,25 𝐴𝐴= √𝑥𝑥34−1 =√16−1= 4√𝑥𝑥 −1= √16

1)

4

0,25

𝐴𝐴

=

√𝑥𝑥

3

4

1 =

√16

1

=

4

√𝑥𝑥 −

1

=

√16