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Post New Question
All Questions
+0
231113 Questions
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477
1
A circle centered at the origin
A circle centered at the origin is tangent to the line 2x-y+4=0. What is the area of the circle?
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Guest
Nov 23, 2020
0
668
13
+133
Need urgently! Help and check!
I have posted a question before with the same problem, but it was not answered. I solved half the problem. But I am confused about the rest. Can someone check my answer and help me figure out the answer? For some reason, I keep getting 7/2 for the
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Spring
Nov 23, 2020
0
691
3
+133
Please help to check!! Need it urgently!
I have posted a question before with the same problem, but it was not answered. So, I have tried my best to answer it and fill in the answers and just want someone to help check them and let me know I am correct or incorrect. Thank you ahead of time for
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Spring
Nov 23, 2020
0
496
1
Find the distance between the graphs
Find the distance between the graphs of 5x-12y+45=0 and 5x-12y+46=0.
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Guest
Nov 23, 2020
0
476
1
nhnhnhnhn
What is CPhill's first name?
off-topic
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Guest
Nov 23, 2020
0
420
2
Find the distance
Find the distance between (3,4) and the line 4x+8y+7=0.
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Guest
Nov 23, 2020
0
295
0
Help Super Macho Man!
Super Macho Man would like to know what 2+2 is. Can you help him? (Don't release any bogus please!!)
Guest
Nov 23, 2020
+3
460
0
+136
Interesting Problem to think about
A pack of cards consisting 10 red cards and 10 blue cards is shuffled, and the dealer deals out one card to you at a time. At any point, after seeing a number of cards, you may announce: "the next card will be red!" Devise a strategy for
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EinsteinBrain29
Nov 23, 2020
0
455
3
problem from cemc
problem C
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Guest
Nov 23, 2020
0
408
1
ALGEBRA HELP
Algebra question
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Guest
Nov 23, 2020
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283
0
A club with five men and six women wish to form a committee.
A club with five men and six women wish to form a committee. The number of men must be between 1 and 4 (inclusive), and the number of women must be between 2 and 5 (inclusive). How many different committees can be formed?
Guest
Nov 23, 2020
0
261
0
For some constants a and b
For some constants a and b let
f(x) = 10 - 2x if x <= 2
f(x) = ax + b if x > 2
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Guest
Nov 23, 2020
0
377
1
Let P be a variable point on the parabola , and Let B and C be points on the y-axis so that the circle is inscribed in triangle PBC. Find
Let P be a variable point on the parabola , and Let B and C be points on the y-axis so that the circle is inscribed in triangle PBC. Find the minimum area of triangle PBC.
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Guest
Nov 23, 2020
0
430
1
Use the binomial theorem to answer this question for: (2x 5 -1/9y 4 ) 5
Use the binomial theorem to answer this question for: (2x5 -1/9y4)5
(a) Show the summation notation equation (with the correct value plugged in for n) used to express the expansion
(b) Using the
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Guest
Nov 23, 2020
0
331
1
Calc Help
1. Consider the infinite series defined by:
a. What is the value of r from the
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Guest
Nov 23, 2020
0
465
1
+296
Given these terms in a geometric series: 160-96+288/5-864/25+...
Given these terms in a geometric series: 160-96+288/5-864/25+...
a. What is the common ratio ?
b. What is the 8th term ?
c. What is the sum of the first 8 terms of this series? Show your substitution into the Explicit Formula for
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lovesosa12
Nov 23, 2020
0
504
2
Let ABCDEFGH be a cube of side length 5, as shown
Let ABCDEFGH be a cube of side length 5, as shown. Let P and Q be points on line AB and line AE, respectively, such that AP = 3 and AQ = 1. The plane through C, P, and Q intersects line DH at R. Find DR.
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Guest
Nov 23, 2020
0
432
1
A rectangular box is 8 cm thick
A rectangular box is 8 cm thick, and its square bases measure 32 cm by 32 cm. An ant crawls along the surface from the center point P of one square base to corner Q of the opposite base. What is the length of the shortest route?
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Guest
Nov 23, 2020
0
1211
3
Any help appreciated
A block of cheese measuring 5 inches by 2 inches by 3 inches is coated in a very thin layer of wax. The cheese is sliced into 240 cubes with half-inch edges. How many cubes will not have any wax on them?
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Guest
Nov 23, 2020
+1
388
1
Help-Easy
If a person is selling the north half of the northwest quarter of an 880-acre piece of land, how many acres will be left?
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Guest
Nov 23, 2020
0
473
1
Let triangle PQR be a triangle in the plane
Let triangle PQR be a triangle in the plane, and let S be a point outside the plane of triangle PQR, so that SPQR is a pyramid whose faces are all triangles. Suppose that every edge of SPQR has length 18 or 41, but no face of SPQR is
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Guest
Nov 23, 2020
0
883
1
+466
Given that the polynomial $x^2-5x+t$ has only positive integer roots, find the average of all distinct possible values of $t$.
help please
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dududsu2
Nov 23, 2020
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