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Post New Question
All Questions
+0
231295 Questions
0
232
0
coordinates
Find the reflection of the point (10,9) in the line 4x - 3y + 12 = 0.
Guest
Jun 26, 2021
0
205
0
Help plz
A unit fractionis a fraction of the form 1/n for some nonzero integer n. Compute the number of ways we can write 1/8 as the sum of two distinct positive unit fractions. (The order of the fractions in the sum does not matter, so 1/2+1/3 would be considered
read more ..
Guest
Jun 26, 2021
0
339
1
Algebra
The sum of 3 real numbers is known to be zero. If the sum of their cubes is -1, what is their product equal to?
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Guest
Jun 26, 2021
0
366
1
+100
halp
If is a real number and has two distinct real roots, then what are the possible values of ? Express your answer in interval notation.
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Wsai12
Jun 26, 2021
0
202
0
geometry
In rectangle ABCD, diagonal AC and BD intersect at E. If AE=(2x-6y+37), EC= (4x-6y+8), and BD=(x+5y+7), find the length of BD.
Guest
Jun 26, 2021
+2
714
1
+14933
FAIR WAG?
A worker is supposed to dig a well 37m deep. He charges 1 euro cent for the first meter, but then the price is to be increased by 50% from meter to meter. The client agrees to this. What amount does he have to pay?
amygdaleon305
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asinus
Jun 26, 2021
0
327
2
Grahping question
The graph of (x - 3)^2 + (y - 5)^2 = 16 is reflected over the line y = x + 2. The new graph is the graph of the equation x^2 + Bx + y^2 + Dy + F = 0 for some constants B, D, and F. Find B + D + F.
Melody
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Guest
Jun 26, 2021
0
330
1
HELPPPP ASAP!!
I take half of Jeremy's money and divide it into 7 equal piles. Six of these piles b**w away in the wind, but from the seventh pile, I take 2 dollars and hand Jeremy the rest, which is 8 dollars. How much money, in dollars, did Jeremy begin with?
read more ..
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Guest
Jun 26, 2021
0
341
1
Help with quadratics
If we express 3x^2 - 18x + 12 in the form a(x - h)^2 + k, then what is a + h + k?
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Guest
Jun 26, 2021
0
389
1
hard system
If x + 1/y = 1 and y + 2/z = 1 and x = 3, what is the value of the product xyz?
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Guest
Jun 26, 2021
0
327
1
help math
Four positive integers A, B, C, and D have a sum of 36. If A + 2 = B - 2 = C + 4 = D - 4, what is the value of the product A*B*C*D?
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Guest
Jun 26, 2021
0
352
1
cphill help this is confusing
Find a/b when 2log(a-2b)=log a+log b
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Guest
Jun 26, 2021
0
390
6
geometry
Find angle x, in degrees.
UsernameTooShort
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Guest
Jun 26, 2021
Jun 25, 2021
0
309
1
geometry
Find angle x, in degrees.
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Guest
Jun 25, 2021
0
349
1
geometria
In a triangle ABC, m∠B = 120º; AB = a and BC = b; the interior bisector BD is drawn, calculate the length of the said bisector
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Guest
Jun 25, 2021
0
309
1
math problem
How many four-digit numbers N = abcd satisfy all of the following conditions?
1. 4000 <= N < 6000
2. N is a multiple of 5.
3. N is not a mutlple of 3
read more ..
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Guest
Jun 25, 2021
0
324
1
help geometry
In triangle ABC, AB = AC. Find angle BAC, in degrees.
UsernameTooShort
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Guest
Jun 25, 2021
0
342
1
Functions
Suppose that f(x) and g(x) are functions on R such that the range of f is [-5,5], and the range of g is [-3,3]. The range of f(x) * g(x) is [a, b]. What is the largest possible value of b?
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Guest
Jun 25, 2021
0
345
2
system
Find all pairs (x,y) of real numbers such that x + y = 10 and x^2 - y^2 = 56.
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Guest
Jun 25, 2021
0
346
1
Quadrilateral
A quadrilateral has angles of q, 5q + 15, 3q + 25, and 3q + 70. Find the largest angle of the quadrilateral, in degrees
ElectricPavlov
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Guest
Jun 25, 2021
0
437
1
+179
Inequalities
Find the largest positive real number such that for any nonnegative real numbers x, y, and z such that x^2 + y^2 + z^2 = 1, the inequality
holds.
read more ..
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EnchantedLava68
Jun 25, 2021
0
329
1
math
There exist constants a,h,k and such that 3x^2+72x+4=a(x-h)^2+k
for all real numbers x Enter the ordered triple (a,h,k)
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Guest
Jun 25, 2021
0
341
1
help pls
What is the intersection of the lines given by 2y=-x+8 and -y=-5x+1? Enter the answer as an ordered pair.
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Guest
Jun 25, 2021
0
336
1
Decimals
For how many integer values of between 1 and 474 inclusive does the decimal representation of n/3 terminate?
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Guest
Jun 25, 2021
0
348
1
Roots
Let r, s, and t be the roots of 2x^3 - 7x^2 - 6 = 2. Find rst.
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Guest
Jun 25, 2021
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