8x-y=67 x+7y=44 determine the solution of the system. select the correct choice below and, if necessary, fill in the answer box to complete your choice. a) _...
8x-y=67 x+7y=44 determine the solution of the system. select the correct choice below and, if necessary, fill in the answer box to complete your choice. a) _...
3.What is the slope-intercept form of the function described by this table? x /1, 2, 3 ,4 y /−2, −6, −10, −14 y = x+ y=mx+b THE X AND...
Suppose you want to decrease your margin of error by a factor of 6. By what factor, do you need to increase your sample size? In other words, if you want to decrease your margin of error...
y-3x=16 9y+x=32 What is the solution of the system? ___ (Type an order pair.)
Simplify csc^2x-1/cot^2x
I can't solve this question.Please help me. I have an example of it N^2+N^2=N^2 3^2+4^2=5^2 9+16=25 25=25 both become equal.And don't use 0 Please help me.
How many ways can I arrange the 5 songs on the cd?
Consider that the National Health Center for Statistics reports that females (age 21) have heights that are normally distributed, approximately centered at a mean of 65 inches (5 feet 5 inches)...
Assuming a 6.75% annual rate of return, compounded quarterly, how much interest would a person earn in a savings plan that has an initial deposit of $250 along with deposits of $50 at the end of each...
What was the area? Help!!!
Suppose you want to have enough money in the bank 35 years from now (when you retire) so that the interest on the account would be enough to live on each year from then on. If you'll need $75,000...
Suppose your science class grade is weighted according to the following table: Category and Weight Exams 50% Homework 15% Projects 20% Quizzes 15% If...
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The exam results for unit 1 are given below. Complete the frequency table columns for this data (using 10 point bins).. (Round the relative frequencies to the nearest tenth.) 75,...
Suppose a sociologist studying obesity in America passes out questionnaires asking each respondent if he or she exercises regularly. Based solely on this information, would you have reason to question...
The length of human pregnancies from conception to birth varies according to a distribution that is approximately normal with a mean of 266 days and a standard deviation of 16 days. Using the 68-95-99...
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According to a national poll of 900 college students, 64% think the next Democratic party presidential candidate will be a women. Find the margin of error and the 95% confidence interval for the...
I can't remember it and my mom says I have to figure it out myself.
How many different sandwitche's can you make from 3 types of bread, 2 types of cheese, and 2 types of meat? Assume that only one type of each item is used per sandwich.