# 5x^4-41x^3-87x^2-31x+10=0

72 results
1. ## Algebra

What are the real and complex solutions of the polynomial equation? x^4 - 41x^2= -400

2. ## Algebra

Determine whether the equation represents direct, inverse,joint,or combined variation. y=31x/wz If it is combined, please explain to me.

3. ## Algebra

What are the real and complex solutions of the polynomial equation? x^4 - 41x^2 = -400

4. ## Math

5x+3y=-11, 7x-2y=19 solve by elimination. Sol'n: 5x+3y = -11 ---(1)x 2, 10x + 6y = -22 ----(1') 7x-2y = 19 ---(2)x 3, 21x - 6y = 57 ----(2') add 1' and 2' 31x = 55, divide by 31 on both side to obtain the value of x, x = 35/31 then find y: from (2)

5. ## algebra

Using the rational zeros theorem to find all zeros of a polynomial The function below has at least one rational zero. Use this fact to find all zeros of the function h(x)=7x^4-9x^3-41x^2+13x+6 if more than one zero, separate with commas. Write exact

6. ## math

For which value of x must the expression 41x be further simplified?

7. ## Science

A circular hatch in the hull of a submarine has a radius of 40.0 cm. The submarine is 850.0 m under water. If atmospheric pressure above the ocean is 1.01 x 105 Pa and the air pressure inside the submarine is 1.31x 105 Pa, what net force is exerted on the

8. ## Math

3x^3-9x^2-31x+5=0 How do I find the zeros, using synthetic division

9. ## Math

Which algebraic expression is equivalent to the expression below? 10(4x + 3) - 9x a. 31x + 30 b. 31x - 3 c. 40x + 21 d. 49x + 30 I feel the answer is B. but I'm not sure. If someone could type out the equation, that'd be great

10. ## math

if 3 and -4 are the roots of the polynomial G(x) =x^4+3x^3+px^2-31x+2k, find the values of k,p, and the other root

11. ## Math

I sent this in a little while back but the file got corrupted and I have to re do it and I forgot the answer please if it is not done today I fail the year. Simplify the polynomial 16x^2 + 2 + 2x - 15x^2 - 1 + 14x A:31x^2 + 16x + 1*** B:x^2 - 12x + 1 C:x^2

12. ## Math

5x^4-41x^3-87x^2-31x+10=0

13. ## Cara-Chem

I made a bobo, which may lead to some confusion. Here is my post revised: You don't need it. Just calculate the new molarity of the acid after addition of NaOH, and then determine the molarity of the acid in solution. How many moles of propionic acid are

14. ## Precalculus(URGENT)

solve the problem 2xcubed-17xsquared+31x+20 given that 5 is a zero of f(x)= 2xcubed-17xsquared+31x+20 you can use lobng division or synthetic division

15. ## MATH 101

Factor: 15x2(2x + 3) + 41x(2x + 3) + 28(2x + 3)

16. ## College Algebra 1

Using the factoring method, solve for the root: 10x^2-41x=-21

17. ## Math

Use the remainder theorem to evaluate f(k), then determine if k is a factor. f(x)=10x^3-41x^2+32x+20; 5/2

18. ## chemistry

Did I round to the correct number of Sig figs? 18.0/83 x 100= 22% 15.87/149.87x 100= 11.3%

19. ## Math

Find a polynomial of degree 3 with roots 3, 4 - i. Which one is it? A.x3 - 10x + 15 B.x3 + 15x2 + 4x - 50 C.x3 - 11x2 + 41x - 51 D.x3 + 24x2 + 3x - 12

20. ## Math

X^x-31x+108=0

21. ## algebra 2

x^3+10x^2+31x

22. ## algebra

X^4-13X^3+31X^2+126

23. ## Algebra

3x^4-31x^2+28=0 Solve the equation??

24. ## Math

X^4+9x^3+31x^2+49x+3=0 find all solutions.

25. ## Algebra

Using the ac method factor the trimonials. 15x^2 + 31x+2=

26. ## Algebra

X^4-13X^3+31X^2+126 find the roots

27. ## Algebra

Using the ac method factor the trimonials. 15x^2 + 31x+2=

28. ## math

factor p(x)=6x^(5)-11x^(4)-15x^(3)+45x^(2)-31x+6

29. ## pre cal

how many real number solutions are ther to the equation 10x^2+31x=-24

30. ## Math 221

Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2

31. ## Math 221

Need help please explain how to get the answers for these two factoring problems and for the second problem with the "ac method". 2a^2+1+3a 15x^2+31x+2

32. ## Algebra 2

Use synthetic division to divide p(x) = 3x3 − 10x2 − 31x − 12 by (3x + 5). Then check the solution.

33. ## Math (pre-celc 12)

Factor 2x^4-62x^2+60x I get: 2x(x^3-31x+30) 2x(x-30)(x^2-1) 2x(x-30)(x-1)(x+1) But that's wrong. It should be (I think): 2x(x-1)(x-5)(x+6) Please show me where I went wrong.

34. ## Algebra

How do I solve for the elimination method: 5x + 3y= -7 and 7x - 2y =13 (step 1); 10x + 6y =-14 and 21x -6y = 39 ( step 2), 31x/31= 25/31, x= 25/31 (step 4). But after that I get lost. Can somebody help me out please.

35. ## Pre-Calculus

Find all the rational zeros of the polynomial, and then find the irrational zeros P(x)= 2x^4+15x^3+31x^2+20x+4

36. ## Pre-Algebra

1. 16x^2 + 2 + 2x - 15x^2 - 1 + 14x A. 31x^2 + 16x + 1 B. x^2 - 12x + 1 **** C. x^2 + 16x + 1 D. x^2 + 16x + 2 2. 2x^2 + 8 - 4x + 3x - 6x^2 + 7 A. -8x^2 - 7x + 15 B. -4x^2 - x + 15 **** C. 4x^2 + x + 15 D. 8x^2 + 7x + 15 3. 4x^2 + 8x - 11x + 6 - 5x^2 + 2

37. ## Math- Need Help

If 5x +4y and 4x +3y =5 15x +12y =18 16x +12y = 20 31x/31= 38/31 x= 1 7/31 20x +16y =24 20x +15y = 5 31/y/31 = 29/31 y=29/31 x +y = 1 7/31 + 29/31 2 5/31

38. ## Math

If 5x +4y and 4x +3y =5 15x +12y =18 16x +12y = 20 31x/31= 38/31 x= 1 7/31 20x +16y =24 20x +15y = 5 31/y/31 = 29/31 y=29/31 x +y = 1 7/31 + 29/31 2 5/31

39. ## calculus

use rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x)=x^3-8x^2-31x-22 **please show work**

40. ## Math

1. 16x^2 + 2 + 2x - 15x^2 - 1 + 14x a. 31x^2 + 16x + 1 b. x^2 - 12x + 1 c. x^2 + 16x + 1* d. x^2 + 16x + 2 2. 3x^2 + 6 - 2x + 5x - 4^2 + 9 a. -x^2 + 3x + 15* b. 7x^2 + 3x + 3 c. x^2 - 3x + 15 d. -x^2 + 7x + 15 3. 2x^2 + 6x - 7x + 8 -3x^2 + 1 a. 2x^2 + x +

41. ## Physics

A circular hatch in the hull of a submarine has a radius of 40.0 cm. The submarine is 850.0 m under water. If atmospheric pressure above the ocean is 1.01 x 105 Pa and the air pressure inside the submarine is 1.31x 105 Pa, what net force is exerted on the

42. ## math in distress

A total of 1,200 students attended Top View high school the ratio of teachers to students is 1:30. How many teachers are there in the school? I did it this way... x + 30x = 1200 31x/31 = 1200/31 1200/31 x= 38.70 = 39 __

43. ## Math

Diegos class planning a field tripfor 25 students.They will go to aquarioum and then to science museum. Each ticket for science cost \$2 more than each ticket to aquarium. Lunch for each student is \$5 additional. Write and expression for total cost of

44. ## Algebra

I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the

45. ## Algebra

I need help trying to put the correct vocabulary words when solving this problem such as grouping, factor, prime factor, GCF, and perfect square, and please check and see if I am doing this correctly. 15x^2+31x+2 In my last problem I will be using the

46. ## chemistry

For the equation, SO2(g) + 1/2 O2(g)-> SO3(g) Kp=9.5 EQUAL partial pressures of SO2 and O2 are placed in an empty reaction vessel and heated to 600 degrees celsius. Assuming that 62% of the SO2 partial pressure has reacting to give S03, calculate the

47. ## algebra

(36x^3-60x^2-87x-21)divided by 9x+3

48. ## Algebra 2

I also need help with this two. 1.0.5=41x-2(1.3x-4) 2. 8.7=3.5m-2.5(5.4-6m)

49. ## algerbra 2

what are the other roots of 3x^4-12x^3+41x-8x+26 that include 2-3i

50. ## Pre-Algebra

What is (41x + 67y) + (49x - 28y) simplified?

51. ## algebra 2

find all rational roots of the polynomial 6x^3-13x^2-41x-12=0

52. ## Calculus

DEMAND FUNCTION: p = 492-0.15x^2 COST FUNCTION: C = 920+87x Find the number of items (x) that will produce maximum profits.

53. ## Algebra 2 (Linear Diophantine Equation)

31x + 8y = 180

54. ## basic maths

how to factorize x^3-18x^2+31X-o=0

55. ## Math

if i have: 31x^5=1.4x10^-85 what would x equal?

56. ## Math (Algebra)

The roots of the polynomial f(x)=7x2+31x+c=0 are reciprocals of each other. What is the value of c?

57. ## Calculus

Find all points on the curve here the slope is 1 y = x^4 - 31x + 11

58. ## algebra II

x^3+10x^2+31x

59. ## algebra

.2x^2 + .31x - 0.15 = 0 I don't see an easy factor here, Recommend the quadratic equation.

60. ## Algebra

Help I'm stuck I need to factor a trinomial expression using the AC method 15x^2 + 31x + 2

61. ## chem

I have two different questions: 1) If you have 1.1x10^-1 g/L and I need my answer to be in g/mL, how do I convert that? 2) I have 31x^5=1.4x10^-85. What does x equal?

63. ## math

how would you find the intersection of these three lines -209x+323y=28677 88s+1012y=93412 -31x+21y=2299

64. ## college algebra

use the rational zeros theorem to find all the real zeros of the polynomial function. Use the zeros to factor f over the real numbers. f(x)=x^3-8x^2-31x-22

65. ## Chem

What molarity of a NH4NO3 solution has a pH of 5.220? Kb for NH3 is 1.8 x 10^-5. Choose one answer. a. 6.31x 10-6. b. 2.21 x 10-6 c. 5.56x 10-10. d. 0.065 I started by taking the inverse log of the PH to get (6.02*10^-6) then I was thinking its not the way

66. ## Binomial

Help me on this one :( Express y= (7-3x-x^2)/[((1-x)^2)(2+x)] in partial fractions. Hence, prove that if x^3 and higher powers of x may be neglected, then y=(1/8)(28+30x+41x^2) I did the first part of expressing it in partial fractions. (Since it's very

67. ## Algebra I

The area of a rectangular swimming pool is given by 5x^2-31x-28ft^2. One side length of the pool is given by 5x + 4 feet. What is an algebraic expression for the other side length of the pool?

68. ## Math/Check

59.(3x+7)(5x-2) A.8x+h B.8x(to the 2nd power)+29x_14 C.15x(to the 2nd power)29x-14 D.15x(to the 2nd power)+41x+14

69. ## algebra 2

The volume of the box is represented by (x^2+5x+6)(x+5). Find the polynomial that represents the area of the bottom of the box. can some explain how to get the solution Divide the volume by the height to get the area of the bottom. You don't say what the

70. ## math,correction

Directions:Multiply Problem: ((x)/(3)+(3)/(4)) ((3x)/(4)-(3)/(5)) so the answer for it i got: ((20x^2+20x-36)/(80)) I worked it and I have what you have EXCEPT 29x instead of 20x. If you can't find the error, post your work and we can help you find it.

71. ## algebra 2

SImplify the expressions. 1. x to the seventh times 1/x squared 2. (3 quaredx to the sixth)cubed 3. x to the nith/ x negitive squared 4. 15xsquaredy/ 6x to the fourthy to the fifth times 6xcubed y squared/5xy USE direct substitution to evaluate the

72. ## chemistry

I just need a basic idea as to how to approach these two problems. 1. A 1.020 g sample know to contain only magnesium carbonate, MgCO3, and calcium carbonate, CaCO3, was heated until the carbonated were decomposed to oxides as indicated by the following