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Post New Question
All Questions
+0
230827 Questions
+1
2278
1
Question
For how many positive integers $p$ does there exist a triangle with sides of length $3p-1,$ $3p,$ and $p^2 + 1?$
TheXSquaredFactor
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Guest
Apr 22, 2018
-1
2227
1
+610
help?
Given that $a$ and $b$ are positive integers and that $a+b=24$, what is the value of $ab$ if $2ab + 10a = 3b + 222$?
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gueesstt
Apr 22, 2018
+2
3013
2
+4609
area question
The area of the shaded region is 78 square inches. All angles are right angles and all measurements are given in inches. What is the perimeter of the non-shaded region?
read more ..
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tertre
Apr 22, 2018
-1
2550
5
+610
please help
1.) Find all pairs of real numbers $(x,y)$ such that $x + y = 6$ and $x^2 + y^2 = 28$. If you find more than one pair, then list your pairs in order by increasing $x$ value, separated by commas. For example, to enter the solutions $(2,4)$ and $(-3,9)$,
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gueesstt
Apr 22, 2018
0
845
1
-40
help please
a^2 - b^2 ≡ (a+b)(a-b)
a and b are positive whole numbers with a>b
a^2 - b^2 is a prime number
why are a and b consecutive numbers
read more ..
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jakeharris02
Apr 22, 2018
0
1773
5
-40
help please
a : b = 9:4 and 10b = 7c
work out a:c in its simplest form
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jakeharris02
Apr 22, 2018
0
1363
3
-40
help please
At a football game
number of men : number of women : number of children = 13:5:7
there are 4152 more men than women.
work out the number of children at the game
read more ..
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jakeharris02
Apr 22, 2018
-1
2546
3
+84
Pls Help Due Tmrow
1)Bprime is the image of B rotated 60 degrees counter-clockwise about A. Given AB = 6sqrt3 find BBprime.
2)Through how many different positive angles less than 360 degrees is it possible to rotate a regular icosagon (20-gon)
read more ..
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FiestyGeco
Apr 22, 2018
0
705
1
Help please
For how many integer values of x is 5x^2+19x+16 > 20 not satisfied?
off-topic
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Guest
Apr 22, 2018
0
1790
2
+610
Help?
For what real values of $c$ is $9x^2 + 16x + c$ the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.
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gueesstt
Apr 22, 2018
0
1698
1
+610
please help
For what real values of $a$ is $x^2 + ax + 25$ the square of a binomial? If you find more than one, then list your values in increasing order, separated by commas.
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gueesstt
Apr 22, 2018
0
654
1
+610
Help?
For what real values of $c$ is $x^2 + 16x + c$ the square of a binomial? If you find more than one, then list your values separated by commas.
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gueesstt
Apr 22, 2018
0
664
1
+610
help?
Your math club has 20 members. In how many ways can it select a president, a vice-president, and a treasurer if no member can hold more than one office?
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gueesstt
Apr 22, 2018
0
577
1
+610
help please
In a three-digit number, the hundreds digit is greater than 5, the tens digit is greater than 4 but less than 8, and the units digit is the smallest prime number. How many three-digit numbers satisfy all of these conditions?
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gueesstt
Apr 22, 2018
0
2139
1
+610
help?
The inhabitants of the island of Jumble use the standard Roman alphabet (26 letters, A through Z). Each word in their language is 3 letters, and for some reason, they insist that all words contain the letter A at least once. How many 3-letter words are
read more ..
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gueesstt
Apr 22, 2018
0
900
1
+168
Algebra
Work out the length of the side of the square
4(x-2) cm (5x-20)cm
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Walthamx
Apr 22, 2018
0
615
1
+610
Appreciate if you can help
On a survey, students must give exactly one of the answers provided to each of these three questions:
-a) Were you born before 1990? (Yes / No)
read more ..
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gueesstt
Apr 22, 2018
0
618
1
+610
please help
At what point does the line containing the points $(1, 7)$ and $(3, 11)$ intersect the $y$-axis? Express your answer as an ordered pair.
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gueesstt
Apr 22, 2018
0
521
1
+610
Please help
In a rectangular coordinate system, the line $5y = 2x$ intersects the line $3x - 4y = 7$ at point $Z$. What is the sum of the coordinates of point $Z$?
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gueesstt
Apr 22, 2018
0
2070
1
+610
Help?
Find the ordered pair $(m,n),$ where $m,n$ are positive integers satisfying the following equation: $$6mn = 27 - 3m - 2n$$
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gueesstt
Apr 22, 2018
0
517
1
Help!
1. Let $f(x)=\left\lfloor\left(-\frac58\right)^x\right\rfloor$ be a function that is defined for all values of $x$ in $[0,\infty)$ such that $f(x)$ is a real number. How many distinct values exist in the range of $f(x)$?
2. The integers
read more ..
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Guest
Apr 22, 2018
+1
727
1
+752
Help? :) THanks
What is the smallest positive integer that can be written in the form 2002m+44444n, where m and n are integers?
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MIRB16
Apr 22, 2018
0
510
1
+174
Question
How many numbers are in the list:
6,10,11,14,15...,94,95,98
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wiskdls
Apr 22, 2018
0
770
1
+174
Question
How many 4-digit numbers are there in base 5?
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wiskdls
Apr 22, 2018
0
573
1
+174
Question
Determine the number of palindromes with 7 digits.
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wiskdls
Apr 22, 2018
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