5x^441x^387x^231x+10=0
72 results
Algebra
What are the real and complex solutions of the polynomial equation? x^4  41x^2= 400

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

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

Math
5x+3y=11, 7x2y=19 solve by elimination. Sol'n: 5x+3y = 11 (1)x 2, 10x + 6y = 22 (1') 7x2y = 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)

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^49x^341x^2+13x+6 if more than one zero, separate with commas. Write exact

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

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

Math
3x^39x^231x+5=0 How do I find the zeros, using synthetic division

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

math
if 3 and 4 are the roots of the polynomial G(x) =x^4+3x^3+px^231x+2k, find the values of k,p, and the other root

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

Math
5x^441x^387x^231x+10=0

CaraChem
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

Precalculus(URGENT)
solve the problem 2xcubed17xsquared+31x+20 given that 5 is a zero of f(x)= 2xcubed17xsquared+31x+20 you can use lobng division or synthetic division

MATH 101
Factor: 15x2(2x + 3) + 41x(2x + 3) + 28(2x + 3)

College Algebra 1
Using the factoring method, solve for the root: 10x^241x=21

Math
Use the remainder theorem to evaluate f(k), then determine if k is a factor. f(x)=10x^341x^2+32x+20; 5/2

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

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

Math
X^x31x+108=0

algebra 2
x^3+10x^2+31x

algebra
X^413X^3+31X^2+126

Algebra
3x^431x^2+28=0 Solve the equation??

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

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

Algebra
X^413X^3+31X^2+126 find the roots

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

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

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

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

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

Algebra 2
Use synthetic division to divide p(x) = 3x3 − 10x2 − 31x − 12 by (3x + 5). Then check the solution.

Math (precelc 12)
Factor 2x^462x^2+60x I get: 2x(x^331x+30) 2x(x30)(x^21) 2x(x30)(x1)(x+1) But that's wrong. It should be (I think): 2x(x1)(x5)(x+6) Please show me where I went wrong.

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.

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

PreAlgebra
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

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

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

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^38x^231x22 **please show work**

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 +

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

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 __

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

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

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

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

algebra
(36x^360x^287x21)divided by 9x+3

Algebra 2
I also need help with this two. 1.0.5=41x2(1.3x4) 2. 8.7=3.5m2.5(5.46m)

algerbra 2
what are the other roots of 3x^412x^3+41x8x+26 that include 23i

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

algebra 2
find all rational roots of the polynomial 6x^313x^241x12=0

Calculus
DEMAND FUNCTION: p = 4920.15x^2 COST FUNCTION: C = 920+87x Find the number of items (x) that will produce maximum profits.

Algebra 2 (Linear Diophantine Equation)
31x + 8y = 180

basic maths
how to factorize x^318x^2+31Xo=0

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

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

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

algebra II
x^3+10x^2+31x

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

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

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?

Algebra II
Use analytical and graphical methods to solve the inequality: x©ø+10x©÷+31x¡30 (2x)/(x+1)¡(4)/(x3)

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

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^38x^231x22

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 106. b. 2.21 x 106 c. 5.56x 1010. 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

Binomial
Help me on this one :( Express y= (73xx^2)/[((1x)^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

Algebra I
The area of a rectangular swimming pool is given by 5x^231x28ft^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?

Math/Check
59.(3x+7)(5x2) A.8x+h B.8x(to the 2nd power)+29x_14 C.15x(to the 2nd power)29x14 D.15x(to the 2nd power)+41x+14

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

math,correction
Directions:Multiply Problem: ((x)/(3)+(3)/(4)) ((3x)/(4)(3)/(5)) so the answer for it i got: ((20x^2+20x36)/(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.

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

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