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Post New Question
All Questions
+0
234795 Questions
0
467
1
+237
ASAP Vietas therom
let f(x) = x^3-6x^2+13x-18 have root a,b, and c. find 1/ab+1/bc+1/ac
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Charger421
Feb 27, 2021
0
463
1
+69
Algebraic cube question
Six positive integers are written on the faces of a cube. Each vertex is labeled with the product of the three numbers on the faces adjacent to the vertex. If the sum of the numbers on the vertices is equal to 1001, then what is the sum of the numbers
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ddocm
Feb 27, 2021
0
406
1
projectile motion
The height, y m, of a baseball above the ground x seconds after it has been hit is given by y = -5x^2 + 20x + c, where c is a constant.
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Guest
Feb 27, 2021
0
270
0
quadratic
Show that the roots of the equation x^2 + (p + 1) x = 5 - 2p are real for all real values of p.
Guest
Feb 27, 2021
0
466
2
algebra
The sum of the squares of two consecutive positive odd numbers is 650. Find the numbers.
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Guest
Feb 27, 2021
0
292
0
quadratic
Find the value(s) or range of values of k for which
(a) the line y = kx - 5 is tangent to the curve x^2 = 2y + 1.
(b) the line x + 3y = k - 1 intersect the curve y^2 = 2x + 5.
Guest
Feb 27, 2021
0
401
1
real roots
If p > -3/2, show that the equation 2x^2 + p = 2(x - 1) has no real roots.
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Guest
Feb 27, 2021
0
444
0
Center at the origin, symmetric with respect to the x- and y-axes, focus at (4, 0), and point on graph (0, 3).
Center at the origin, symmetric with respect to the x- and y-axes, focus at (4, 0), and point on graph (0, 3).
Guest
Feb 27, 2021
0
396
2
analytic geo
Find the equation of the line that passes through (1,5) and (2,8).
Find the equation of the line that passes through (-2,-7) and (4,-10).
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Guest
Feb 27, 2021
0
479
1
rectangle
The length of a rectangle exceeds its width by 2 cm. If its diagonal is 10 cm long, find the width of the rectangle.
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Guest
Feb 27, 2021
0
384
0
+237
Am i right?
Find an equation of the cubic function whose graph passes through (3, -4), (-1, 2), (0, 0), and (7, 5).
Answer: 113x^3/672-131x^2/112+445x/672=y
Charger421
Feb 27, 2021
0
445
0
+237
For what values of a is x + 2 a factor of x^4 - 2x^3+ ax^2 - ax + 7? Express your answer as a common fraction.
For what values of a is x + 2 a factor of x^4 - 2x^3+ ax^2 - ax + 7? Express your answer as a common fraction.
Charger421
Feb 27, 2021
0
367
1
fraction
The numerator of a positive fraction is 2 less than its denomination. when both the numerator and the denominator are increased by 3 , the new fraction is greater than the original one by 1/18. Find the original fraction.
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Guest
Feb 27, 2021
0
439
1
interest rate
A sum of money is deposited in a bank and it earns interest at 5% per annum for 3 years. If the difference between the compound interest, compounded yearly, and the simple interest earned on the sum is $36.60, find the sum.
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Guest
Feb 27, 2021
0
495
1
+237
Find an equation of the cubic function whose graph passes through (3, -4), (-1, 2), (0, 0), and (7, 5).
Find an equation of the cubic function whose graph passes through (3, -4), (-1, 2), (0, 0), and (7, 5).
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Charger421
Feb 27, 2021
0
390
0
+237
Find the maximum number of negative solutions for 12x^3+ 16x^2+ 31x + 10 = 0
Find the maximum number of negative solutions for 12x^3+ 16x^2+ 31x + 10 = 0
Charger421
Feb 27, 2021
0
312
1
Geometry
1) Two circles intersect at A and B. A common external tangent is tangent to the circles at T and U as shown. Let M be the intersection of line AB and TU. If AB = 9 and BM = 3 find TU.
Picture: https://latex.artofproblemsolving.com/c/5/0/c50a548001dc09c6eb63031398f6a77787276a50.png
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Guest
Feb 27, 2021
0
448
1
+237
Find all distinct integer solutions to the equation x^6+ 15x^5+ 81x^4+ 193x^3+ 198x^2+ 72x = 0
Find all distinct integer solutions to the equation x^6+ 15x^5+ 81x^4+ 193x^3+ 198x^2+ 72x = 0
answer is not only 0.
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Charger421
Feb 27, 2021
0
443
2
analytic geo
Give that the line y=4x-14 passes through the point (k,k+1), find the value of k.
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Guest
Feb 27, 2021
0
437
1
+177
help
Let be defined on such that
where is the greatest prime factor of . Express the range of in interval notation.
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TheGreatestOofman
Feb 27, 2021
0
469
1
word problem
A group of people hired a boat for 1200 dollars and each person paid an equal amount for it. Five people did not turn up, so each person on the trip had to pay 8 dollars more. Find the number of people in the group who went on the trip.
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Guest
Feb 27, 2021
0
389
1
algebra help
The height, y m, of a rider above the ground in a section of roller coaster ride is given by y = 1/3*x^2 - 2x + 8, where x m is the rider's horizontal disantce form the start of the ride.
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Guest
Feb 27, 2021
0
520
1
inequalities
How many integers are common solutions to these three inequalities?
\[ \begin{array}{cccc} (1) & -3y & \geq & y+17 \\ (2) & -2y & \leq & 18 \\ (3) & -4y & \geq & 2y+27 \end{array} \]
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Guest
Feb 27, 2021
0
511
1
PLS HELP
On an old-fashioned bicycle the front wheel has a radius of 2.5 feet and the back wheel has a radius of 4 inches. If there is no slippage, how many revolutions will the back wheel make while the front wheel makes 100 revolutions?
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Guest
Feb 27, 2021
0
516
1
interest rates help
Susie Q has 1000 dollars to invest. She invests some of the money at the Pretty Penny Bank, which compounds annually at 3 percent. She invests the rest of the money at the Five and Dime Bank, which compounds annually at 5 percent. After two years, Susie
read more ..
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Guest
Feb 27, 2021
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