could u give me more detail?
(like y’s number)
Check the picture below
make sure your calculator is in Degree mode, if you need "x" in degrees
Find what is in the middle of them from where the lines meet
Set the expression inside the square root greater than or equal to zero. : Solve the equation.<span>Write the answer using interval notation.
</span>
Answer:
For cobalt-60, which has a half-life of 5.27 years, 50% remains after 5.27 years (one half-life), 25% remains after 10.54 years (two half-lives), 12.5% remains after 15.81 years (three half-lives), and so on.
Step-by-step explanation:
You can figue out the rest.