Mathematics, 25.03.2020 05:31 fjsdfj1284
The lifetime of a lightbulb can be modeled with an exponential random variable with an expected lifetime of 1000 days. (a) Find the probability that the lightbulb will function for more than 2000 days. (b) Find the probability that the lightbulb will function for more than 2000 days, given that it is still functional after 500 days.
Answers: 1
Mathematics, 21.06.2019 12:30
Which of the expressions (on the photo document i inserted) together represent all solutions to the following equation? 8cos(12x)+4=-4 *the answer should be in degrees.* > i would like for someone to explain the process to find the solutions for this.
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Mathematics, 21.06.2019 15:00
Brady has a 20 year fixed rate mortgage for $215,500 with monthly payments of 1,305.89.the annual interest rate is 4%. what is the total cost of the principal and interest for this loan rounded to the nearest dollar
Answers: 3
Mathematics, 21.06.2019 23:00
Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.
Answers: 2
The lifetime of a lightbulb can be modeled with an exponential random variable with an expected life...
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