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Post New Question
All Questions
+0
230590 Questions
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460
1
PLEASE HELP FAST!
Lizzie came up with a divisibility test for a certain number $m$ which is not equal to $1$ :
- Break a positive integer into two-digit chunks, starting from the ones place. (For example, the number $354764$ would break into the two-digit
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Guest
May 31, 2021
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184
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Algebra
What non-zero integer must be placed in the square so that the simplified product of these two binomials is a binomial: $(3x+2)(18x-\Box )$?
Guest
May 31, 2021
0
357
3
Math
There exist several positive integers x such that 1/(x^2 + 2x) is a terminating decimal. What is the second smallest such integer?
heureka
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Guest
May 31, 2021
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201
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Hard algebra
Find all pairs (x,y) of real numbers such that x + y = 10 and x^2 + y^2 = 56 + 2xy.
For example, to enter the solutions (2,4) and (-3,9), you would enter "(2,4),(-3,9)" (without the quotation marks).
Guest
May 31, 2021
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175
0
Need help
How many positive three-digit integers with each digit greater than 4 are divisible by 8?
Guest
May 31, 2021
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197
0
Help counting
In how many ways can the digits of 45,520 be arranged to form a 5-digit number that is even?
Guest
May 31, 2021
0
334
1
Function problem
The function h(x) is defined as:
{ (floor(4x)) if x < / = pi
h(x)={ 3-x if pi < x
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Guest
May 31, 2021
0
339
1
HELP QUICK PLEASE!
What is the smallest five-digit plaindrome that is divisble by $11$?
My first thought was $10001$ is this right?
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Guest
May 31, 2021
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327
1
algebra
find the quadratic function that pass through (-3,0) (1,-6) (5,0)
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Guest
May 31, 2021
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326
1
trig
In triangle DEF, angle D = 30º, angle F = 60º, and EF = 6. Find DF.
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Guest
May 31, 2021
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343
1
help math
Camy made a list of every possible distinct five-digit positive integer that can be formed using each of the digits 1, 3, 4, 5 and 8 exactly once in each integer. What is the sum of the integers on Camy's list?
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Guest
May 31, 2021
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331
1
Algebra
If ab = 10 and a^2 + b^2 = 40, then find (a + b)^4.
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Guest
May 31, 2021
0
317
1
fraction
Jackson is building a bookshelf and has a piece of wood that is 5/8 foot long. He needs to cut pieces that are 1/16 foot long. How many pieces can Jackson cut?
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Guest
May 31, 2021
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196
0
help coordinates
Line segment M has endpoints Q(3,1) and R(2,4). Line segment M' has endpoints Q'(4,2) and R'(7,3) and is created by rotating line segment M around point P. What are the coordinates of P?
Guest
May 31, 2021
0
352
1
Physics Current Elec
When 4 identical resistors and connected in series have a total resistance of 20 ohms and 2 amperes of current at the source, determine the potential difference across each bulb. DIAGRAM + CALCULATIONS
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Guest
May 31, 2021
0
357
1
Log
If log3 𝑥 = 𝑡, use the law of logarithms to show that log3 √27 𝑥 is equivalent to 𝑡 + 3 2 .
Thank you:)
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Guest
May 31, 2021
0
302
1
trig
What is the largest angle measure in a triangle with sides of lengths 3, 5, and 4?
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Guest
May 31, 2021
0
198
0
coordinates
What is the x- coordinate of the point on the x-axis that is equidistant from points A( -2, 0) and B(0,8)?
Guest
May 31, 2021
0
376
1
Sum
Evaluate the sum 1/3 + 2/3^2 + 1/3^3 + 2/3^4 + ...
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Guest
May 31, 2021
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353
1
Help algebra
The teacher has written an equation of the form on the board, where is a quadratic, but Heather can't read the linear term. She can see that the quadratic term is 4x^2 and that the constant is -24. She asks her neighbor,
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Guest
May 31, 2021
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394
4
+34
Help with diagonals?
My square patio is tiled with square tiles, all the same size. All the tiles are gray, except the tiles along the two diagonals, which are all yellow. (The corners are yellow, the center is yellow, and all the tiles along the diagonal in between are yellow.)
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NerdyWeeb
May 31, 2021
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338
1
16 = 12 x+4
16 = 12
x+4
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Guest
May 31, 2021
0
420
3
halp
A ladybug is walking at random on a hexagon. She starts at vertex A.Every minute, she moves to one of the two vertices (chosen at random) adjacent to the one she's currently on. What is the probability that, after 10 minutes, she is back at A?
read more ..
catmg
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Guest
May 31, 2021
+1
362
4
Confirmation/Help please
The problem is:
Find the set of values for which the range of the function
is the set of all real numbers.
read more ..
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Guest
May 31, 2021
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