X^2(y7)14x(y7)+45(y7)
448 results
Algebra
What is the quotient? [(x^2 16) / (2x^29x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]

algebra
Which equation is the standard form of −56x+14x^2=−51? 14x^2−56x+51=0 14x^2+51−56x=0 −56x+14x^2−51=0 14x^2−56x−51=0 I do believe it is A or D, is one of these correct?

gr11 math
The graph of y=1/(14x+90) has A horizontal asymptotes, B vertical asymptotes, and the graphs of the functions y = 14x + 90 and y=1/(14x+90) will intersect C times. The values of A, B, and C are...?

Math(Please check answers)
Factor completely. If the polynomial cannot be factored say it is prime. 1) 15x^3 + 19x^2 + 6x A) (3x^2 +2)(5x+3) B) x(3x+2)(5x+3) C) x^2(3x+2)(5x+3) D) x(5x+2)(3x+3) E) Prime I chose E) Prime. 2) 2x^2  14x  6x + 42 A) 2(x+7)(x+3) B) (x+7)(2x6) C)

Maths
find the equation of the perpendicular bisector of the line joining P(2, 4) to Q(5,1) A. 8y14x 13=0 B. 8y14x13=0 C. 8y 14x13=0 D. 8y 14x 13=0 Please I need someone to help me with this, with an explanatory workings.

Maths
Did I differentiate these two functions correctly? y=2cos(2x)cos(14x) y'=14 sin(14x)2 cos(2x)4 sin(2x)cos(14x) y=2[cos 1/2(f1f2 )x][cos 1/2(f1+f2 )x] y^'=[(f1+f2 )/2]sin[(f1+f2 )/2 x]2cos[(f1f2 )/2 x]  [2(f1f2 )/2]sin[(f1f2 )/2 x]cos

math, breakeven point
AutoTime, a manufacturer of electronic digital timers, has a monthly fixed cost of $48,000 and a production cost of $8 for each timer manufactured. The timers sell for $14 each. My cost function is 8x+48,000 My revenue function is 14x My profit function is

Algebra
Andy and Sylvie each incorrectly simplified the expression 3  4(2x  3). Andy wrote 14x + 21 and Sylvie wrote 8  6. Explain their errors and give the correct answer. My answer: What Andy did wrong is adding instead of subtracting and adding the

algebra
solve the following equation by clearing fractions show all work want to know if this right 7/35/2x=8+2x 6(2/3)(5/2x)(6)=6(8)+2x(6) 14x15=48+12x 14x12x15=48+14x14x 2x15=48 2x15+15=48+14x14x 2x15=48 2x15+15=48+15 2x=33 2x/2x=33/2 x=33/2

math
which equation is equivalent to 5x2(7x+1)=14x? why? a 9x2=14x b 9xt1=14x c 9x+2=14x d 12x1=14x

Algebra
14x^2+4+3x12x^23+11x A) 2x^2+7x+1 B) 2x^2+14x+1 C) 2x^2+14x+7 D) 26x^2+7x+7 i think its a i really really need help

calculus
take the limit as x goes to infinity: (14x/(14x+3))^(4x)

Mathematical Studies
A right triangle has three sides known to be (x5) (2x+1) and 2x. By use of the pythagorean theorem show how the sides of the triangle can yield the equation: x^214x+24=0 this is my work below: (x5)^2+(2x+1)^2=2x^2 which expanded is:

algebra
can you check my answers? i have to write the slope intercept form of the equation key (a= means answer is) 1. 3x2y=12 a= 3/2x6=y 2. x+y=7 a= y=x+7 3. 13+6y=x a= y=x/6+13/6 4. 2y=24+6x a= y=3x12 5. 49xy=558 a= y=49x558 6. 3x+14y=56 a= y=3/14x4

Math Algebra
Resolve(17x²+14x + 9) – (13x² +6x  12) 30xsquared+20x+21 I'll try to be helpful and show the work. This is the method I learned last quarter. (17x"sq"+14x+9) + (13x"sq"+6x+12) = (30X"sq"+20x+21) I used the vertical method but the step are the same

math
14x^5y^2 / 21x^2y^8

math
Please help to solve this equation: x2 − 14x + 42 = 0

algebra
solve the following equation by clearing fraction want to know if this right 7/35/2x=8+2x 6(7/3)(5/2)(6)=6(6)+2x(6) 14x15=48+12x 14x12x15=48+14x14x 2x15=48 2x15+15=48+15 2x=33 2x/2x=33/2 x=33/2

MATH
explain how to put 7y14x=21 in slope intercept form. You want y=mx + b 7y14x=21 add 14x to both sides, divide both sides by 7. thanks you

Math  Derivatives
Differentiate the given function. Simplify the answer. f(x) = 28x*ln√x + 42 f'(x) = 28*ln(x)^(1/2) + (1/(x^(1/2))*(1/2(x)^(1/2)28x) f'(x) = 28*ln(x)^(1/2) + (14x*x^(1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) + (14x^(1/2))/x^(1/2) f'(x) = 28*ln(x)^(1/2) +

Algebra
Really need some help 1. 14x^2+4+3x12x^23+11x A) 2x^2+7x+1 B) 2x^2+14x+1 C) 2x^2+14x+7 D) 26x^2+7x+7 2. 4x^2+45x+x2x^2+8 A) 2x^2+4x+12 B) 2x^24x+12 C) 2x^2+4x+12 D) 2x^24x+12

math, algebra
this next one i want to make sure that what i'm answering is correct. (1) A rectangle has sides of 3x4 and 7x+10. Find the expression that represents its perimeter. My answer for solving: P=2L+2W P=2(3w4)+ 2(7x +10) p=6w6+14x+10 My final answer:

math help pls pls pls
Given f(x) = 4x + 13 and g(x) = 10x − 2, solve for (f + g)(x) and select the correct answer below. (f + g)(x) = 14x + 15 (f + g)(x) = 14x + 11 (f + g)(x) = 6x + 11 (f + g)(x) = 6x + 15 is it b pls help me

Algebra
Is (5v+2) + 14x = 5v + (2+14x) an example of associative property of addition? My answer is yes

Algebra2
The area of a square garden in square feet is 49x^214x+1. Find the dimensions of the garden in terms of x. x^2=49x^214x+1 Then solve for x. 48x^214x + 1=0 (8x1)(6x1)=0 and solve for two values of x that are possible.

Please check Algebra
Please take a look at my work and let me know if I made any mistakes. You don't have to give me the answers. I'd just like to know if I made any mistakes so that I can correct them. Thanks! 1. 3x – 7 = 8 + 7 +7 3x = 15 3 3 x=5 2. 14x 2 = 3x + 53 14x –

math
how do i do x2+12x+32 x2+12x = 14x+32 subtract 14x from each side 14x=32 divide by 2 7x=16 x=16/7, which is 2 and 2/7 ok maybe you typed that question wrong? is it x^2 + 12x + 32 ? if it is then the solution is: (x+8)(x+4) because when you multiply them

Science (Chemistry)
Hello DrBob222 Regarding the answer you gave me thank you very much. However when you expand the denominator, I don't get 0.14 but I get 0.28. I get that because when I first expand I get 0.0049  0.14x  0.14x + 4x^2. So when I simplify that I get

math
Need help with this quadratic math equation... Question: (x+1/x)^2  14(x+1/x) = 72 ended up with: x^2 + 1  14x^3  14x 70x^2 = 0 Where do I go from here? I'm trying to find a way to apply the quadratic formula to my results, but I'm having trouble. Is

Completing the square
Please show the procedure for answering this quadratic equation using the completing the square method: x^2+14x+98 I think i understand the basics of the method, but in this particular question I'm finding it hard to use the appropriate factors of 98  7

Maths
y = 2[cos1/2(f1  f2)x][cos1/2(f1 + f2)x] let f1 = 16 let f2 = 12 therefore y = 2[cos1/2(16  12)x][cos1/2(16 + 12)x] y = 2cos(2x)cos(14x) derive y = 2cos(2x)cos(14x) y' = 2[2sin(2x)][14sin(14x)] is all of this correct? Additionally, I am unsure how you

Math
why is this not correct 30y = x^2  14x + 13  13 30y  13 = x^2  14x _________ ___________ 14 14 x = sqrt 30y13 _______ 14 sorry the division signs didn't line up

Calc
find the area between y=x^3–14x^2+45x and y=–x^3+14x^2–45x i am having trouble how the graphs look like and how to do this...

math
Can someone please check my work? Question~ Find the pointslope form of the equation that goes through these two points. (1, 20) and (8, 4.5) My Answer~ Y= y2y1/x2x1 (4.520)/(81) = 15.5/7 Rewrite 15.5/7 as (15.5)/7 Rewrite 15.5 as 31/2 = (31/2)

Equation
Can anyone check this answer for me, simultaneous equation. Where y = 14 + 0.11x and y = 10 + 0.14x use algebra to solve, is the answer 14 + 0.11x = 10 + 0.14x y = 4 x = 0.03 If not where am I going wrong Thanks... :)

algebra 2
factor completely 3x^214x24 I do not see the gcf for the problem I am totally lost can some explain please I have several these problems and i need to figure out how to solve them You put 3x^214x24 = (a x + b)(c x + d) Equating the coefficients on both

Math
14x^3 ———— X^35x^4 I know the answer is 15x —— 14x But does x ≠ 1/5,0 x ≠ 0 x ≠ 1/5 I think x ≠ 1/5, 0, but I’m not sure. Thanks!!!!!

math
(a) Complete the square by writing in the form . Note: the numbers and can be positive or negative. x^214x17=(x7)^2+ (b) Solve the equation by completing the square or using the quadratic formula. If there is more than one correct answer, enter your

algebra1
could you walkthrough the steps to solving this problem because I am stuck; 3x5(3x7)=2(x+9)+45 Let me know if you have a question in any step. 3x5(3x7)=2(x+9)+45 3x15x+35= 2x+18+45 12x+35 = 2x+63 35 35 12x= 2x +6335 12x= 2x +28 2x 2x 12x2x

Math
Solving ya Systems of Equations by elimination 14x+15y=3 21x20y=10 The LCM is 42 so I am able to get (14x +15y=15)3 = 42x+45=45 (21x20y=10)2 = 42x40y=20 y =7 but when I plug it in to try and figure out x I do not get a whole number, can you help?

algebra
the area of a square garden in square feet is 49x^%214x+1. Find the dimensions of the garden in terms of x. Factor 49x2 14x + 1, it should be a perfect square.

algebra
Andrew factored the expression 28x©ø6x©÷10x as 2x(14x©ø3x©÷5x) . But when Melissa applied the distributive law and multiplied out 2x(14x©ø3x©÷5x), she got 28x©ù6x©ø10x©÷; thus, Andrew¡¯s solution does not appear to check. Why is

math
can you check my answers? i have to write the clop intercept form of the equation key (a= means answer is) 1. 3x2y=12 a= 3/2x6=y 2. x+y=7 a= y=x+7 3. 13+6y=x a= y=x/6+13/6 4. 2y=24+6x a= y=3x12 5. 49xy=558 a= y=49x558 6. 3x+14y=56 a= y=3/14x4

algebra
Solve 14  ln(2x)=0. solve for x ln(2x)=14 ln 1/(2x)=14 1=14(2x) 1=28+14x 29=14x 29/14=x not sure where I'm going wrong

Calculus
A function f(x) is said to have a removable discontinuity at x=a if: 1. f is either not defined or not continuous at x=a. 2. f(a) could either be defined or redefined so that the new function IS continuous at x=a.

Calculus
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1/14x and that of lawyers by the function g(x) =

Calculus
In a study conducted by a certain country's Economic Development Board, it was found that the Lorentz curve for the distribution of income of college teachers was described by the function f(x) = 13/14x^2 + 1\14x and that of lawyers by the function g(x) =

calculuscan someone please help me with this ques
I have two questions if someone can PLEASE help. 1.solve the equation in the real number system. x^4+11x^3+24x^223x+35=0 **Please show work** 2.Use the remainder theorem to find the remainder. When f(x)is divided by x3. Then use the factor theorem to

math,factoring,help
Can someone please show me step by step how to do these. I've read the book and there examples and It is just not clicking. Directions: Factor each of the following polynomials completely Problem:#1 14x^220x+6 Directions:Find all positive values for "K"

math
The rectangle given has a perimeter of 14 units. Find the value(s) of x by factoring a quadriatic equation. one side= 12/(x+1) other side= 6/(4x) Remember that the perimeter of a rectangle is: P = 2L + 2W Note: P = perimeter, L = length, and W = width.

geometry
State what conclusion can be made IFx=5 and the given statement is true IFx>x=z, then y=14z. I don't understand this part of your statement: "IFx>x=z," Please clarify this. If x>X2, then y=14x Ok, I will suppose this is the question then "State what

Algebra
1. What can you tell about the parabola by just looking at the equation in expanded or standard form y=x^2+14x+45 2. What is Y=x^2+14x+45 in factored form? 3. What can you tell about the parabola by just looking at the equation in factored form

algebra
B(x)=x2+14x+24/x225=

math
x^314x+8 / x4

cOllege math
14x^2+5[7(x^22)+4]

math
x^314x+8 / x4

geometry
if ac=7x+5 and bd=14x2,what is the value for ac?

algebra
what is 7y14x=28

algebra 1
14x+3x40=11

math
5x^3y^4/14x^5y^8

Order of Operations
85/5+14x(128) 82?

Algebra
X^2(y7)14x(y7)+45(y7)

algebra
3/x+5/3x=1 9x+5x=1 14x=1 x=13 is this right

algebra !help!
(6x^38x^214x+13)/(3x+2)

12th grade
2x^2+6x16 and 14x^23x2

Math
x^3  x^2  14x +24

math
−4x+60

mathcalculus
4x+3/2x12 = 6x+2/2x1 (4x+3)(2) = (6x+2) 8x6 = 6x+2 14x6 = 2 14x = 8 x = 4/7 i not think i did this right.

math problem
please help x^2+14x4=0

Maths
4x2=14x92

math
14x=5 solve for x

algebra
For all x > 0, 2x^2+14x+24/x+4 simplifies to what?

Math
10x3=14x+3

Math
30y = x^2  14x + 13 FOR X

Algebra
(8x^3  14x^2  27x  9) / (4x + 3)

math
how do you factor 2x^414x^2+24 ?

Math
Solve the following for x X^2+14x+4=0

algebra
The solution for x = x^2+14x4=0

Algebra 9
What is the quotient [(x^2) / (2x^29x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)]

Algebra
3x^4−6x^2+4x−9 +5x^4+3x^2+10x+2  8x^4−3x^2+14x−7 Is this right?

Algebra
(2x^3)(14x^2)+12x=0 x=?

Prealgebra
solve: 4(43x)+14x>32

calculus
Evaluate the following (x+7)dx/x^2+14x+55

math
14x^5y^2 / 21x^2y^8

algebra
8y=7+14x 18y2=7x

algebra
1. 100x^29 2. 8x^2+14x+6

algebra
14x^2 29x 12

Math
Factor 6x^2+14x

math
14x^2+19x+32=18

algebra
x^2+14x+4=0 solve for x

Algebra
x^2 + 14x  4 = 0 Solve please?

Algebra
[(x^2 16) / (2x^29x + 4)] / [(2x^2 + 14x + 24) / (4x + 4)] is the answer 1 / x + 3

maths please help
Solve. For x 1. 3x^26=0 2. 1/x (6x^3+5x^2)=21 3. x/2+6=10/x 4. 2x^2=14x

Algebra
How do I solve 14x/5 + 7x = 23

dma040
Solve for x. 13/14x + 8/7 = 6/7x

algebra
Please I need help! Solve and simplify: x^2+14x4=0

ALGEBRA...HELP!!!!!!
Still cant figure this out (8x^3  14x^2  27x  9) / (4x + 3)

Math
solve for X 30y=x^214x+13

algebra
14x to the 5th y to the 3 plus 7xy5

math
factor: x squared +14x+49