Answer:
x = ±
It didn't insert but just look up the quadratic formula.
x = ± root [(b²-4ac]/2a]
Answer:
95% Confidence interval for the mean
Step-by-step explanation:
We have to calculate a 95% confidence interval for the mean of a finite population.
The error is multiplied by the following finite population correction factor:
The standard deviation can be estimated as
The 95% confidence interval has a z value of 1.96, so it becomes:
Answer:
a) The profit will be:
b) Since the profit is -9500 (negative) so, company will not gain any profit if they produce 300 bicycles.
Step-by-step explanation:
Cost of Bicycles=
Revenue generated =
Find a polynomial that represent profits
The formula used for finding profit is:
So, the profit will be:
If the company can produce bicycles y= 300
The profit will be:
Since the profit is -9500 (negative) so, company will not gain any profit if they produce 300 bicycles.
Answer:
B
Step-by-step explanation:
She needed to subtract 36 from both sides of the equation, instead she added 36 to the right side.
Answer:
Step-by-step explanation:
A way to make your grades go higher is by asking your teacher for extra credits. If you fail some quizzes ask your teacher to re-take it to get a better grade, another way is ask your teacher for assistance on assignments.