04/02/16
Proving the identity (verify) the trig function
cos (x+y) + cos (x-y) = 2 cos (x) cos (y)
I've tried a lot of modifications to both sides but I just cannot get them to be equal
04/02/16
Whats the product of 6x+2 and X2 & dash;2
Im just fooling around and want to see who knows their algebra math thats all
04/02/16
value of a+b+c?
If the graph of the equation y=ax2+bx+c passes through the points (0,2), (-6,-7), and (8,-14), what's the value of a+b+c?
04/02/16
word problem
The tuition at a local community college was ?$2497 in 1994 and? $2798 in 1996. Find the rate at which tuition was increasing.
04/01/16
Help with a binomial distribution problem
You roll a standard die 24 times. Knowing that the event satisfies the requirements for a binomial distribution, find the probability that exactly 4 of the rolls show a 6.
04/01/16
Help, what are some practical examples for multiplying negatives
It seems like a huge swing from positive to negative then back to positive. What are some real world applications for multiplying negatives
Absolute value function, modulus function
|x|+|y| = |x+y| then xy>0
|x|-|y| =|x-y| then xy < 0
Can you please explain the above absolute value function properties and give some examples on the same
03/31/16
f(x)=3/x-1 +3
theres a fraction and so you have to fividr it o the other side so it can be by itself
03/31/16
Divide: (sqrt(5) + 3) / (sqrt(5) - 3)
A: -17/2+(3/2) sqrt(5) B: -7/2 - (3/2) sqrt(5) C: 7/2 - (3/2) sqrt(5) D: 7/2 + (3/2) sqrt(5) E: 1 - (3/2) sqrt(5)
03/31/16
Identify the center and radius for circle (x-a)^2+(y+b)^2=m
Also,
Write an equation for the circle that's diameter has end points (-5,2) and (10,10)
03/31/16
Describe the righthand and lefthand behavior of the graph of the polynomial function. f(x)=x^5-x^2+2
Describe the righthand and lefthand behavior of the graph of the polynomial function. f(x)=x^5-x^2+2
03/30/16
You roll two six-sided number cubes. What is the likelihood that they would land on an even number and a 5?
Help with question:
You roll two six-sided number cubes. What is the likelihood that they would land on an even number and a 5?
03/30/16
Given that (12,3) is on the graph of f(x), find the corresponding point for the function 8f(x)
I need the correct answer and showing work please!
03/30/16
In an isosceles triangle, one angle is 45 degrees greater than each of the other two equal angles. Find the measure of all three angles.
In an isosceles triangle, one angle is 45 degrees greater than each of the other two equal angles. Find the measure of all three angles.
03/29/16
find cos (2theta) if csc (theta) = -3/2 and tan(theta)is greater than 0
i am needing to solve showing all of my work
03/29/16
let x be a binomial random variable with n = 7, p = 0.3. find values of p(x = 4)
let x be a binomial random variable with n = 7, p = 0.3. find values of P(x = 4)
03/29/16
Governor A earns $53,925 more than Governor B. Their salary totals total $287,655. What are the salaries of each?
Im struggling getting ready for a test. Need help studying
03/29/16
A photocopier increases the sides of a square in the ratio 2:3. What percentage increase is this?
this question is about increase in the side of the square and what is increase in percentage
03/29/16
Is this a good intro, of course some things are changed for personal purposes!
Hi my name is Jessica Milly and I am from Asbury Park, NJ. I am currently enrolled into Penn Foster but I use to go to Froggy Regional High School. As a senior in high school, I threw in the towel...
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