Solve for x and solve for y step by step
...
Answers: 1
Mathematics, 21.06.2019 23:20
Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
Answers: 1
Mathematics, 22.06.2019 02:00
Now, martin can reasonably guess that the standard deviation for the entire population of people at the mall during the time of the survey is $1.50. what is the 95% confidence interval about the sample mean? interpret what this means in the context of the situation where 95 people were surveyed and the sample mean is $8. use the information in this resource to construct the confidence interval.
Answers: 3
Mathematics, 22.06.2019 04:10
Lian is deciding which of two gyms to join. each gym charges a monthly rate plus a one-time membership fee. lian correctly wrote and solved a system of linear equations by substitution to compare the costs of the memberships. in her work, she substituted an expression for one variable and solved for the other. this resulted in the equation 75 = 75. what can lian conclude? one gym charges $75 per month. each gym charges $75 per month both gyms charge the same monthly rate and the same membership fee. both gyms charge the same monthly rate, but not the same membership fee.
Answers: 3
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Mathematics, 01.03.2021 19:00
Physics, 01.03.2021 19:00
History, 01.03.2021 19:00