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Post New Question
All Questions
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234927 Questions
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350
1
Algebra
The equations x^3 + 5x^2 + px + q = 0 and x^3 - 5x^2 + px + r = 0 have two roots in common.
If the third root of each equation is represented by x_1 and x_2 respectively,
compute the ordered pair (x_1, x_2).
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Guest
Oct 28, 2021
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188
0
help Algebra
Find a monic cubic polynomial P(x) with integer coefficients such that $P(\sqrt[3]{4} + 1) = 0$ . (A polynomial is monic if its leading coefficient is 1.)
Guest
Oct 28, 2021
0
294
0
Sarah bought a binder for $7.25 and six
Sarah bought a binder for $7.25 and six
folders that totaled $9.05. How much did
each folder cost?
Guest
Oct 28, 2021
0
223
0
Polynomials
Find a monic polynomial of degree 4, in x, with rational coefficients such that sqrt(2) + sqrt(5) is a root of the polynomial.
Guest
Oct 28, 2021
0
353
2
i need with a&b thank you ASAP
Aaron, Bob and Carl sold pies at a funfair. Aaron sold 5/8 of the total number of
pies. Bob sold 5/6 of the remaining pies and Carl sold the rest. Aaron sold 1287
more pies than Carl.
read more ..
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Guest
Oct 28, 2021
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230
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Quadratic
Let p(x) be a quadratic polynomial with integer coefficients which has 4 - sqrt(17) as a root. Compute p(3)/p(4).
Guest
Oct 28, 2021
0
368
1
Help pls
Of the books in the library, 16% have never been checked out. Which represents the ratio of the books that have been checked out to the total number of books in the library?
A) 4/21
B) 4/25
C) 16/25
read more ..
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Guest
Oct 28, 2021
0
374
1
Solve this expression to use it in matlab
f = a/b (x)a-1 e-xa/b, ,0 ≤ 𝑥 ≤ ∞, a > 0, b > 0
When b = 2 and a = 1.5
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Guest
Oct 28, 2021
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3
360
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Vector Voyage
Suppose you are in a sailboat in the West Philippine Sea going to Manila. Your captain has already mapped your route on the map and your job as the navigator is to draw the displacement vectors along the route so that you can sail. If wind and sea currents
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Guest
Oct 28, 2021
0
363
3
Rectangular box
The sum of lengths of all edges of a rectangular box is 140 cm and the distance from one corner
of the box to the farthest corner is 21 cm. What is the total surface area of the box?
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Guest
Oct 28, 2021
0
321
1
help coordinates
The circle 2x^2 = -2y^2 + 2x - 4y + 20 is inscribed inside a square which has a pair of sides parallel to the x-axis. What is the area of the square?
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Guest
Oct 28, 2021
0
239
1
Geometry problem
The median and the height of an isosceles trapezoid are equal in length. One diagonal of the trapezoid has length 12. What is the area of the trapezoid?
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Guest
Oct 28, 2021
0
256
1
circumcenters and orthocenters
In triangle ABC, the circumcenter and orthocenter are collinear with vertex A. Which of the following statements must be true?
1) Triangle ABC must be an isosceles triangle
2) Triangle ABC must be an equilateral triangle
3) Triangle
read more ..
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Guest
Oct 28, 2021
Oct 27, 2021
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254
0
Algebra
What is the minimum value of the expression x^2 + y^2 + 2x - 4y + 8 - 10y + 3y for real x and y?
Guest
Oct 27, 2021
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359
1
Coordinates
What is the smallest distance between the origin and a point on the graph of y = x^2 - 3?
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Guest
Oct 27, 2021
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203
0
Quadratics
Find the non-zero value of c for which there is exactly one positive value of b for which there is one solution to the equation x^2 + (b + 4/b) *x + c = 0
Guest
Oct 27, 2021
+2
429
1
+94
Matrix Problem
Below are matrices.
A= 4 5 2 1
0 1 8 2
0 15 2 1
read more ..
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RandomUser
Oct 27, 2021
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196
0
Algebra
The fourth degree polynomial equation x^4 - 7x^3 + 4x^2 + 7x - 4 = 0 has four real roots, a, b, c, and d. What is the value of the sum 1/(abc) + 1/(abd) + 1/(acd) + 1/(bcd)?
Guest
Oct 27, 2021
0
237
1
Coordinates
Let P be a point on the graph of equation, (x-94)^2 + (y-48)^2 = 47^2. What is the shortest possible distance between P and the x-axis?
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Guest
Oct 27, 2021
0
260
1
Probability
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
Oct 27, 2021
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234
1
Geometry
In triangle ABC, points D and E lie on BC and AC, respectively. If AD and BE intersect at T so that AT/DT = 3 and BT/ET = 4, what is CD/BD?
read more ..
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Guest
Oct 27, 2021
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227
0
Wendy has feet of ribbon.
Wendy has feet of ribbon.
Part A: How many foot pieces can Wendy cut from the feet of ribbon? Show your work. (5 points)
Part B: Using the information in Part A, interpret the meaning of the quotient
read more ..
Guest
Oct 27, 2021
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300
4
Help
https://web2.0calc.com/questions/find-answer_1
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Oct 27, 2021
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