How long will it take for the 1.35-mg sample of 236pu in example 19.4 to decay to 0.100 mg? (the half-life of plutonium-236 is 2.86 yr.) express the time in years to three significant figu

4 and 5)16.97 or 12√2

6)15.59 or 9√3

7)y = 15.59 or 9√3     x =27

8)17.80

f . i can go whenever i feel like it bc it is confidential meaning only i would know how much i deposited besides the bank and they wouldnt care bc when you make a deposit you are using their services which means they are using there competition and gaining more customers

and if they dont well then thats less customers for them in a less profitable way

plz mark brainliest

the answer to this is a. a^2 + b^2 = c^2