Questions Asked

Haruhi:
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:
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 updated 11 months ago
 8 replies
 1 Medal

Haruhi:
Triangle ABC is similar to triangle FGH. Angle A measures 42 degrees. Angle B measures 19 degrees. Find angle H.
Is it 119?
 updated 11 months ago
 5 replies
 1 Medal

Haruhi:
What is the approximate solution of the following system of equations?
Isn't it (0.7, 1.7)?
 updated 11 months ago
 4 replies
 No Medals Yet

Haruhi:
Find the 6th term of a geometric sequence t3 = 444 and t7 = 7104.
So I have to find r. But is this right:
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 updated 11 months ago
 7 replies
 1 Medal

Haruhi:
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:
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 updated 11 months ago
 16 replies
 No Medals Yet

Haruhi:
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 11 months ago
 7 replies
 No Medals Yet

Haruhi:
How many different 12member juries can be chosen from a pool of 40 people?
I really can't understand this.
 updated 11 months ago
 22 replies
 5 Medals

Haruhi:
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 11 months ago
 No Medals Yet

Haruhi:
Find the number of permutations in the word arithmetic.
Isn't it supposed to be n!/r! (since i repeats)? So 1814400?
 updated 11 months ago
 4 replies
 2 Medals

Haruhi:
What is the focus of the following graph? (image below)
The only thing I can figure out from the graph is this:
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 updated 11 months ago
 4 replies
 No Medals Yet

Haruhi:
Graph the parabola: x  2 = 1/8 (y+1)^2
my attempt to solve:
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 updated 11 months ago
 5 replies
 2 Medals

Haruhi:
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:
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 updated 11 months ago
 4 replies
 1 Medal

Haruhi:
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:
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 updated 11 months ago
 12 replies
 No Medals Yet

Haruhi:
Angle ACB is an inscribed angle of circle P. Find x if angle ACB measures x° and arc ACB measures (x+45)°.
 updated 11 months ago
 3 replies
 1 Medal

Haruhi:
Angle ACB is an inscribed angle of circle P. Find x if angle ACB measures x° and arc ACB measures (x+45)°.
 updated 11 months ago
 1 reply
 No Medals Yet

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

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

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

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

Haruhi:
If the parent function is y = 1/x, describe the change in the equation: y = (1/x8) + 4
 updated one year ago
 No Medals Yet

Haruhi:
Is x = 3 the only solution to this:
 updated one year ago
 5 replies
 1 Medal

Haruhi:
Simplify (5x^1/x^3)^1
 updated one year ago
 4 replies
 1 Medal

Haruhi:
Find the equation of the quadratic function with zeros 10 and 12 and vertex at (11, 2).
 updated one year ago
 7 replies
 1 Medal

Haruhi:
The following is the graph of f(x) = 1/2 tan x.
I don't understand how I'm supposed to find out. I don't understand much of any trigonomet…
 updated one year ago
 4 replies
 No Medals Yet

Haruhi:
Is x = 125 in the function: log5^x = 3?
If yes, can you explain why ._.
 updated one year ago
 10 replies
 2 Medals
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