Questions Asked

Haruhi:
Group Title
Can anyone help with an astrophysics assignment quickly?
 updated 6 months ago
 No Medals Yet

Haruhi:
Group Title
Which renewable energy source is the fastest growing energy source in the world?
wind, oil, photovoltaic cells or biomass?
 updated 8 months ago
 8 replies
 1 Medal

Haruhi:
Group Title
Which of the following statements about U.S. environmental policy is NOT true?
a. Before Earth Day 1970, no one in the United States cared…
 updated 8 months ago
 No Medals Yet

Haruhi:
Group Title
Animals that live in estuaries
a. must be adapted to varying levels of salinity.
b. are adapted to coldwater conditions.
…
 updated 8 months ago
 8 replies
 2 Medals

Haruhi:
Group Title
Animal species of the tropical rain forest:
a. have adaptations to cope with extreme variations in climate.
b. compete more for availabl…
 updated 8 months ago
 1 reply
 No Medals Yet

Haruhi:
Group Title
Animal species of the tropical rain forest:
a. have adaptations to cope with extreme variations in climate.
…
 updated 8 months ago
 No Medals Yet

Haruhi:
Group Title
ABCD is a parallelogram. Angle C is equal to (x + 5) degrees and angle D is equal to (x + 20) degrees. Find x.
Is this correct:
…
 updated one year ago
 8 replies
 1 Medal

Haruhi:
Group Title
Triangle ABC is similar to triangle FGH. Angle A measures 42 degrees. Angle B measures 19 degrees. Find angle H.
Is it 119?
 updated one year ago
 5 replies
 1 Medal

Haruhi:
Group Title
What is the approximate solution of the following system of equations?
Isn't it (0.7, 1.7)?
 updated one year ago
 4 replies
 No Medals Yet

Haruhi:
Group Title
Find the 6th term of a geometric sequence t3 = 444 and t7 = 7104.
So I have to find r. But is this right:
…
 updated one year ago
 7 replies
 1 Medal

Haruhi:
Group Title
How do you find the base when you only know the exponent? Is there a rule I don't know?
Say you have something like this:
…
 updated one year ago
 16 replies
 No Medals Yet

Haruhi:
Group Title
Binomial theorem  can anyone help me understand this? (pic attached)
What are the things in parenthesis and how do they result in 1, 4, …
 updated one year ago
 7 replies
 No Medals Yet

Haruhi:
Group Title
How many different 12member juries can be chosen from a pool of 40 people?
I really can't understand this.
 updated 8 months ago
 23 replies
 5 Medals

Haruhi:
Group Title
A pizza place offers 4 different cheeses and 10 different toppings. In how many ways can a pizza be made with 2 cheese and 3 toppings?
4!…
 updated one year ago
 No Medals Yet

Haruhi:
Group Title
Find the number of permutations in the word arithmetic.
Isn't it supposed to be n!/r! (since i repeats)? So 1814400?
 updated one year ago
 4 replies
 2 Medals

Haruhi:
Group Title
What is the focus of the following graph? (image below)
The only thing I can figure out from the graph is this:
…
 updated one year ago
 4 replies
 No Medals Yet

Haruhi:
Group Title
Graph the parabola: x  2 = 1/8 (y+1)^2
my attempt to solve:
…
 updated one year ago
 5 replies
 2 Medals

Haruhi:
Group Title
Find the measure of arc BC if angle A is equal to 31° and the measure of arc DC is 80°.
Here's what I tried:
…
 updated one year ago
 4 replies
 1 Medal

Haruhi:
Group Title
Find the measure of angle X (pic below)
I found the other x, but I don't know how to continue to find the angle X:
…
 updated one year ago
 12 replies
 No Medals Yet

Haruhi:
Group Title
Angle ACB is an inscribed angle of circle P. Find x if angle ACB measures x° and arc ACB measures (x+45)°.
 updated one year ago
 3 replies
 1 Medal

Haruhi:
Group Title
Angle ACB is an inscribed angle of circle P. Find x if angle ACB measures x° and arc ACB measures (x+45)°.
 updated one year ago
 1 reply
 No Medals Yet

Haruhi:
Group Title
The sum of three numbers is 7. One of the numbers is one more than the sum of the other two numbers. It is also four times the difference be…
 updated one year ago
 8 replies
 No Medals Yet

Haruhi:
Group Title
In a certain triangle, the angle of the greatest measure measures 75 degrees more than the angle of the least measure. If onethird the sum …
 updated one year ago
 5 replies
 1 Medal

Haruhi:
Group Title
How do you solve this: 3x < 2y so you can graph the line. My brain just froze.
 updated one year ago
 10 replies
 1 Medal

Haruhi:
Group Title
A laboratory employee is mixing a 10% saline solution with 4% saline solution. How much of each solution is needed to make 500 milliliters o…
 updated one year ago
 No Medals Yet

Haruhi:
Group Title
What is the range of y = (1/2)^x + 3
 updated one year ago
 1 reply
 No Medals Yet

Haruhi:
Group Title
Find the domain of the function
 updated one year ago
 4 replies
 1 Medal

Haruhi:
Group Title
What is the vertex of the function f(x) = 7x2  28x  60?
 updated one year ago
 2 replies
 No Medals Yet

Haruhi:
Group Title
Suppose you want to build a deck around your pool with a uniform width on all sides. The pool measures 15 yards by 20 yards. You want to inc…
 updated one year ago
 4 replies
 1 Medal

Haruhi:
Group Title
Write y = 3x as a logarithmic function.
Is it x = log3^y?
 updated one year ago
 7 replies
 1 Medal
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