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Post New Question
All Questions
+0
237783 Questions
0
318
2
Quadratic
For what real values of c is 4x^2 + 14x + c - 2x^2 - 10x the square of a binomial?
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Guest
May 15, 2022
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272
1
math
which is equivalent to -7(y-2)
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Guest
May 15, 2022
0
330
1
Coordinates
Points A, B, and c are given in the coordinate plane. There exists a point Q and a constant k such that for any point P,
PA^2 + PB^2+PC^2=3PQ^2 + k
If A = (4, -1), B = (-3, 1), and C = , then find the constant k.
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Guest
May 15, 2022
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321
1
Triangle
A right triangle has legs of length 6 and b, and a hypotenuse of length c. The perimeter of the triangle is 15. Compute c.
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Guest
May 15, 2022
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222
0
Mod arithmetic
The solution of 8x+1= 5 + 3x (mod 12) is x = a (mod m) for some positive integers m >= 2 and a. Find m + a.
Guest
May 15, 2022
0
318
1
Coordinates
What is the x-coordinate of the point on the x-axis that is equidistant from points A(-2,4) and B(0,18)?
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Guest
May 15, 2022
0
330
1
Algebra
A basketball player shoots a free throw from the foul line. The equation of the path it will travel is h = -4.9t2 + 18t + 1.2 which gives the approximate height, h, of the basketball in meters after t seconds. When does the ball reach its maximum
read more ..
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Guest
May 15, 2022
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280
0
Help with degrees
A typical drag strip is 1/4 mile long or 402 m.
Suppose a set of bleachers 3 m deep are set up 20 m away from the track. (Work in degree mode)
Which position in the bleachers requires you to turn your head farthest
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Guest
May 15, 2022
0
331
1
Polynomial
Find a monic quartic polynomial f(x) with rational coefficients whose roots include x = 1 - sqrt(2) and x = 2 + sqrt(7).
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Guest
May 15, 2022
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299
2
Number Theory
What is the smallest positive integer n such that 2n is a perfect square and 3n is a perfect cube and 5n is a perfect fifth power?
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Guest
May 15, 2022
0
326
1
help geometry
In triangle ABC, AB = AC. Point P lies on line AB such that CP = BC. If angle APC = 116 degrees, what is angle ACP(in degrees)?
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Guest
May 15, 2022
0
378
2
+308
Law of Sines and Cosines
Find AC.
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notsmart2.0
May 15, 2022
0
319
1
Please Answer ASAP
Of the 10 kids in a chess club, 5 are left-handed and 5 are right-handed. The club holds a round-robin tournament in which every player plays against every other player exactly once. Of all the matches, how many of them have two left-handed players?
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Guest
May 15, 2022
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339
1
Algebra
If f(x) is a monic quartic polynomial such that f(-1)=-1, f(2)=-4, f(-3)=9, and f(4)=-16, find f(1).
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Guest
May 15, 2022
May 14, 2022
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336
1
Number Theory
If 3x+7 = 2 (mod 16), then 2x+11+4x is congruent (mod 16) to what integer between 0 and 15, inclusive?
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Guest
May 14, 2022
0
321
1
What is the radius of the circle x2+y2–9=0?
What is the radius of the circle x2+y2–9=0?
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Guest
May 14, 2022
0
306
1
cosine law
Find cos A.
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Guest
May 14, 2022
0
333
1
Sine Law
Find sin B.
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Guest
May 14, 2022
0
310
1
Trig
Find AC.
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Guest
May 14, 2022
0
335
1
trig problem
Find BC
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Guest
May 14, 2022
0
308
1
Graphing Functions
For any real number k, the graph of y = 7x^2 + kx - 8k + 3x^2 - 4x + 2 passes through a fixed point (a,b) Find (a,b).
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Guest
May 14, 2022
0
320
1
Infinite product
Let
Then P can be expressed in the form a^(b/c) where a, b, and c are positive integers. Find the smallest possible value of a+b+c.
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Guest
May 14, 2022
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223
0
Range
Let f(x) = x - 3 for x > -2, and f(x) = 2x - 1 for x < -2. (f(x) is not defined at x = -2.) Which integer is not in the range of f(x)?
Guest
May 14, 2022
0
342
2
+308
Trigonometry, Law of Sines and Cosines
1. Find BC.
2. Find AC.
read more ..
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notsmart2.0
May 14, 2022
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