Question

please tell answer it's very urgent ​

Answer 1

Answer:

which one......................

Answer 2

Answer:

3.)= 0.1

4.)= x=3

Step-by-step explanation:

3.)

=((0.3)²)½ - ((0.2)²)½

=0.3-0.2

=0.1

4.)

2^x-3=1

2^x-3=2^0

so

x-3=0

x=3

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