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Post New Question
All Questions
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236050 Questions
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334
1
Inequality
Enter the letters of the points that satisfy the inequality: 2x + y > -8
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Guest
Mar 6, 2022
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355
4
Conic sections
Determine if the graph of the equation below is a parabola, circle, ellipse, hyperbola, point, line, two lines, or empty. Enter the most specific answer.
x^2 + 2y^2 + 6x + 8y - 121 = 0
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Guest
Mar 6, 2022
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321
1
Hey can y'all help??
Khloe and her children went into a grocery store and she bought $6 worth of apples and bananas. Each apple costs $1.50 and each banana costs $0.30. She bought a total of 8 apples and bananas altogether. Determine the number of apples, 2, and the number
read more ..
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Guest
Mar 6, 2022
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328
1
geometry
I is the incenter of ABC. We have CE = 12, AE = 9, and AB = 15. Find BC.
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Guest
Mar 6, 2022
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311
1
Inequality
Enter the letters of the points that satisfy the inequality y > -x + 2.
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Guest
Mar 6, 2022
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316
1
Coordinates
The equation of the line passing through (1,-11) and can be expressed in the form x / a + y / b = 1 Find a.
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Guest
Mar 6, 2022
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240
1
Number Theory
How many positive integers divide evenly into either 144 or but not both?
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Guest
Mar 6, 2022
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308
1
Quadratic
Write down the quadratic equation whose roots are x=-7 and x=-1, and the coefficient of x^2 is 1.
Enter your answer in the form "x^2 + bx + c = 0".
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Guest
Mar 6, 2022
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360
2
Help would be nice :)
Right triangle XYZ has legs of length XY = 12 and YZ = 6. Point D is chosen at random within the triangle XYZ. What is the probability that the area of triangle XYD is at most 12?
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Guest
Mar 6, 2022
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239
1
Help would be appreciated :)
Right triangle XYZ has legs of length XY = 12 and YZ = 6. Point D is chosen at random within the triangle XYZ. What is the probability that the area of triangle XYD is at most 12?
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Guest
Mar 6, 2022
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265
2
Help please!!!
A stick has a length of 5 units. The stick is then broken at two points, chosen at random. What is the probability that all three resulting pieces are shorter than 3 units?
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Guest
Mar 6, 2022
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334
4
Number theory
If 25*24*23 ...*13*12*11 is expanded, how many zeros are there at the end of the answer?
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Guest
Mar 6, 2022
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238
1
plz help
Richard needs to fly from San Diego to Halifax, Nova Scotia and back in order to give an important talk about mathematics. On the way to Halifax, he will get a speed boost from the wind which blows at miles per hour (mph). On the way back, the plane must,
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Guest
Mar 6, 2022
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304
2
need help
What is the 50th letter in this pattern: ABCAABBCCABCAABCC...
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Guest
Mar 6, 2022
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242
1
help please
Evaluate the sum $\dfrac{6}{3^2-1}+\dfrac{6}{5^2-1}+\dfrac{6}{7^2-1}+\dfrac{6}{9^2-1}+\cdots$.
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Guest
Mar 6, 2022
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368
1
math problem
Several months ago, Deven bought two plants. The two plants had the same height at the time when they were purchased. Ever since then, Plant A grew centimeters every month. Plant B grew 1 centimeter in the first month after its purchase, 2 centimeters
read more ..
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Guest
Mar 6, 2022
Mar 5, 2022
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260
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+24
triangle geometry problem please help
In triangle ABC, AB = 5, AC = 6, and the area of 4ABC is 10. If T is on BC such that AT is the angle bisector of ∠BAC, find the area of triangle ABT.
OdrogMath
Mar 5, 2022
0
306
1
Coordinates
The point (3, 2) is rotated 90◦ clockwise around the origin to point B. Point B is then reflected in the line y = 7 to point C. What are the coordinates of C?
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Guest
Mar 5, 2022
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329
1
+24
plleaaase help
Show that if h1, h2, and h3 are the three altitudes of a triangle, then 1/h1 < 1/h2 + 1/h3
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OdrogMath
Mar 5, 2022
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401
2
+24
please help i dont know how to solve (geometry)
In ABC, X is on BC such that CX = 2BX and Y is on AB such that AY =3BY. a) Let Z be on AB such that XZ is parallel to ZC. Determine the ratio to the perimeter of triangle ABC to the perimeter of triangle BXZ. b) If the area of triangle ABC is 144, find
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asiandude
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OdrogMath
Mar 5, 2022
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166
0
Please help im not sure how to solve
In ABC, X is on BC such that CX = 2BX and Y is on AB such that AY =3BY. a) Let Z be on AB such that XZ is parallel to ZC. Determine the ratio to the perimeter of triangle ABC to the perimeter of triangle BXZ. b) If the area of triangle ABC is 144, find
read more ..
Guest
Mar 5, 2022
0
286
1
Conic sections
Determine if the graph of the equation below is a parabola, circle, ellipse, hyperbola, point, line, two lines, or empty. Enter the most specific answer.
(x-3)^2 - y^2 = 10
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Guest
Mar 5, 2022
0
302
1
Conic sections
Determine if the graph of the equation below is a parabola, circle, ellipse, hyperbola, point, line, two lines, or empty. Enter the most specific answer.
(x/2 - 3)^2 + (y/2 + 5)^2 = 10^2
read more ..
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Guest
Mar 5, 2022
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295
1
help with sum
Find the exact value of 2012-2002+1992-1982 +...+ 32 - 22 + 12 - 2
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Guest
Mar 5, 2022
0
307
2
+195
Help Please
As shown below, 7 circular pegs of the same radius are bundled together so that they are tangent to one another, and a string is wrapped around the outside. If the pegs' radii are all increased by 2 inches, how much longer would the
read more ..
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Mar 5, 2022
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