# a certain reaction has the following generaln form

27,698 results, page 96
1. ## Pre calc

Write the equation in standard parabola form? x^2+ 4xy +4y^2 +5root5 y+ 5 = 0
2. ## algebra

What is an equation of the line in slope intercept form m=2/7andthey-inteceptin,(0,12)answers are y=2/7x+12, y=2/7x-12, y=12 x-2/7, y=12 x+2/7 thank you
3. ## chemistry

the elements of group VII A form ions with a charge of: A) +1 b) -1 c) -2 d) +2 can u please explain too? thankyou
4. ## math

order the numbers form greatest to least 291;911;439;747
5. ## Math;);)

Use the vector form of the Law of Cosines to show that |u + v|^2 ≤ (|u| + |v|)^2 holds for any vectors u and v. What does this prove?
6. ## Pre-Cal.

use the complex zeros to give fully factored form, the first factor needs a x in it : (-3) (-2i)(x+2i)
7. ## grade 12 calculus and vectors

Determine the average rate of change form x = 1 to x = 4 for each function. a) y= x b) y=x^2 c) y=x^3 d) y=7
8. ## chemistry

Will a precipitate form when an aqueous solution of (NH4)4CO3 is mixed with Fe(NO3)3
9. ## Algebra

If h(y)=1+y/2-y, then what is the value of h^-1(5)? Express your answer in simpilest form. The first step would be to find the inverse of the 1+y/2-y which would be 2y-xy I think, and then would we plug in 5 for x or y?
10. ## Math

find the equation to the tangent to the curve y = (4x + 3)^5 at the point (-0.5, 1), giving your answer in the form y = mx + c
11. ## Math Help ;)

So, I've been stuck in these for quite some time.... can someone help me? Which ratios can form a proportion? A) 9/45 , 8/40 B) 8/12 , 12/21 C) 8/12 , 12/15 D) 9/22 , 14/28 I think it might be C but my brain is fried. Thank you so much, Jacob
12. ## algebra 2

given the zeros, write a polynomial equation in factored form.zero -5,9,12 show all the step please
13. ## precalc

Write the equation of the ellipse in standard form: 4x^2-9y^2-40x+36y+100=0
14. ## calculus

write the equation (in slope intercept form) of the line perpendiculaer to y=-X/2+1 and tangent to g(x)=3X^5+2X-1
15. ## precalc

Hyperbola: 25x^2+250x-36y^2-576y=2579 in standard form
16. ## Maths

Express each of the following in the form Rsin(x+a), where r>0 and 0< a <2pi (a) 5cosx + 12sinx (b) 12cosx + 5sinx
17. ## science

What conditions are present in stars that cause hydrogen to form helium? What is this process called?
18. ## Calculus

I have a problem about complex number. Let z=7e^(7*pi*i/4) . Write z, z^4, z^7, z^(-2) in the form a + b i I have no idea how to do it. Any hints will be appreciated.
19. ## Complex number

Express square root of(1-i/1+i) in form of a+bit where a and b are real numbers
20. ## maths

Show that r = 1/4 - 3Cos¦È is polar form of an ellipse and find its centre. pls can anyone could help with this.
21. ## physical science

nitrogen and hydrogen react to form ammonia as follows N2(g)+3H2(g) -2NH3(g)
22. ## math

Enter in standard form the equation of the line passing through the given point and having the given slope. B(2, - 5), m = -2/3
23. ## math

Find the standard form of the equation of the ellipse with the given characteristics and center at the origin. (2,0), (0,3/2), (-2,0), (0,-3/2)
24. ## complex number

express ln(sinh^-1(1+j) in form of a+jb help plz no ideal show step
25. ## Chemistry

What volume of 0.123 M AgNO3(aq) is needed to form 0.657 g of AgCl(s)? 0.564 mL. 18.6 mL. 37.2 mL. 1.77 L.
26. ## Linear algebra

In R2 plot and describe the set of all points P whose position vector is of the form p = s(1, 1) + t(−1, 1), 0 ≤ s, t ≤ 1
27. ## math(ODE)

there are 3 linearly independent solutions of the DE t^3.y"'+3t^2.y"-6ty'+6y=0 of the form t^p, find the possible values of p
28. ## Representing numbers

Write the word form and tell the value of the underlined digit for each number 76239
29. ## Pre calc

Write the equation in standard parabola form? x^2+ 4xy +4y^2 +5root5 y+ 5 = 0 Thanks so much!
30. ## precalc

Parabola: Rewrite 3y^2 + 6y + 108x - 969=0 in standard form, show work.
31. ## math

I need an answer to this question.Express the product of 0•006 and 0•0009 in the standard form.
32. ## maths

since a rectangle forms two area of a circle shouldn't it also form two circumference in a cylinder
33. ## Math

rationalize the denominator. Simplify. write final answers is standard form (a+bi). (4-5i)/(2-7i)
34. ## 4th grade English

Could someone tell me the possessive form of these words? foxes, monkeys, and pony
35. ## chemistry

72g of Mg reacted with 32g of oxygen to form 48g of Mg. So %yield of Mgo
36. ## precalc

write 196x^2-256y^2+17=12561 in standard form, show work.
37. ## pre algebra

express 56 novels out of 168 books as a fraction in simplest form
38. ## math

Find the prime factorization of the number, and write it in exponent form. 612
39. ## chemistry

what mass of water must react with calcium carbide for 3.9g of acetylene gas to form?
40. ## math

the mass of a grain of sand is 8.7*10^-8 write the nurmeral in secentence in standard form.
41. ## math-PLEASE HELP ASAP

Solve using elimination.......answers must be in ordered pair form....(this is the last one I am confused on) 4x-9y=6.5 7y-2x=-4.5
42. ## Algebra

Find the largest three-digit number that can be written in the form 3^m + 2^n, where m and n are positive integers.
43. ## Chemistry

How many moles of NH4Cl must be added to 1.5L of 0.2 M solution of NH3 to form a buffer whose PH is 9.(Kb=1.8x10^-5)
44. ## biology

maggots form on raw meat , kept open for a few days. give 2 hypothesis for it
45. ## Pre-Calc

What is the standard form of the equation of the parabola that has a vertex at (4, 3) and passes through the point (-4, -2)? Is it f(x) = -5/64(x - 4)^2 + 3?
46. ## math

Write 523,582,900,000 in scientific form Is it 5.235829 x 10^-11? Thank you.
47. ## Math

Write the standard form of the equation of the parabola whose directrix is x=-1 and whose focus is at (5,-2)? a) (y+2)^2 = 12(x+2) b) y-2 = 12(x+2) c) x+2 = 1/12(y+2)^2 d) x-2 = 1/12(y+2)^2 I get A and D? confused!
48. ## Science

In addition to Carbon and Hydrogen, which elements must be available to form a DNA nucleotide monomer?
49. ## Algebra 2

Write the expression as a complex number in standard form. (5-2i)-2(3+i) Please explain how to do this. I don't know how.
50. ## algebra

what is the equation of the given line in standard form. use integer coefficients y=-1.7x+8.5 Please explain not understanding
51. ## precalc

find the standard form of the hyperbola, the center and vertices given the foci (0, -+8) and asymptotes at y=4x
52. ## Math Help!!!

Use cross products to determine which of the following pairs of ratios cannot form a proportion. A. 1/3*3/9 B. 2/3*4/9 C. 2/3*4/6 D. 1/3*2/6 Is the answer B?
53. ## art

how Picasso used shape or form in the Weeping Woman, and the effect of that usage on the artwork.
54. ## AP HISTORY

What was the least common and least sucessful form of slave resistance pre civi war?
55. ## french

can someone help me write questions or sentences using the infinitive form of : 1. supporter 2. épouser 3. exiger
56. ## Algebra

Find the largest three-digit number that can be written in the form 3^m + 2^n, where m and n are positive integers.
57. ## math

Given that g(x)= 2x+1/5 and f(x)=x+4 Calculate the value of g(-2) 2(-2)+1/5= -3/5 Is this right?? How do i write an expression for gf(x) in the simpliest form?? And how do i find inverse functions such as g`1(x)?
58. ## Calculus

I am having great difficulty with this any help would be appreciated. Write this expression in the form e^kx for a suitable constant k.? (e^4x * e^6x)^3/5, 1/e-2^x
59. ## math

e.) 22, 344,579.06 a.) 1, 333.8 c.) 4.44 b) 2.97 d) 2.05 can you please put this in order from least to greatest in decimal form
60. ## Math

e.) 22, 344,579.06 a.) 1, 333.8 c.) 4.44 b) 2.97 d) 2.05 can you please put this in order from least to greatest in decimal form
61. ## Math (check answers)

1)What is the simplified form of the expression? 5d^6*d^-12? A)5d^-72 B)6d^-72 C)5d^-6**** D)6d^-6 I think that the answer is C. If anyone could tell me if I am correct that would be great.
62. ## MATH

write, in extended form, a polynomial(with real coefficients) of degree 3, with solutions 2,2-i.
63. ## chemistry

Is it possible to produce a form of sodium ferrate using these components? FeCl3 NaOH NaOCl
64. ## Algebra II

Write the equation siny=x in the form of an inverse function. Answer: x=Sin^-1y Thanks
65. ## Algebra (Urgent)

What is an equation in slope intercept form for the line that passes through the points (1,3) and (3,1)?
66. ## Math

Write the equation of a line, in general form, that has a slope of 4/3 and a y-intercept of -5. Help me please...thx
67. ## Math

Write an equation in standard form for each parabola. Vertex (0, 0) and directrix y = 6. y = -1/24x^2?
68. ## Math

a. Express f(x)=x^2 - 6x + 14 in the form f(x)=(x-h)^2 + k, where h and k are to be determined. b.Hence, or otherwise, write down the coordinates of the vertex of the parabola equation y=x^2 - 6x + 14.
69. ## Algebra

Write the slope intercept form of the equation of the line described: Through (-1,2), parallel to y = -x - 1 Answer: y = -x + 1
70. ## English

1. We are different, but same,too. 2. We are different, but the same, too. (Which one is correct?) #. Cash or charge? (What is the full form of this expression which a clerk says at a shop?)
71. ## Chemistry

Does the Hydrogen Bondings in ice form, break, and reform all the time, just like in water?
72. ## math (comparing ratios)

the question says →4 feet to 4 inches and i have to do it in simplest form
73. ## biochem

If you were to place a bacteria that could form spores in a stressful environment, what would the cell morphology look like?
74. ## Geometry

Given triangle GHI with G(4, -3), H(-4, 2), and I(2, 4), find the perpendicular bisector of line HI in standard form. Please help? Thanks
75. ## Algebra

Write the ratio 16:24 in simplest form 1:2 4:3 3:4** 2:3 @Mrs.Sue can you please check my answer
76. ## math

For the function f(x)=-2x^2-6x-7 find: a) an equivalent equation in the form f(x)=a(x-h)^2+k b)the maximum or minimum (also decide which) please help and thank you
77. ## Science

in a liquid form which one could be considered an electrolyte H2so 4 Hcl, C3h8 or Naci
78. ## Math

Find the prime factorization of the number 612, and write it in exponent form.
79. ## math

Put into slope intercept form: (2,5) m=3 I have a quiz tomorow, and i need to make sure im doing the steps right, so then do you do..: ? 2=15+b -13=b y=3x-13 ???
80. ## LA

what form of poetry are the poems shaped to look like their subjects? A) limerick B) haiku C) concrete D) narrative I think it is either B or C can someone please help me?
81. ## chemistry

Will a precipitate form when an aqueous solution of (NH4)4CO3 is mixed with Fe(NO3)3
82. ## Math

47 Fahrenheit = Celsius give answer in decimal form, to the nearest tenth?
83. ## Algebra

Write the expression as a complex number in standard form. ____5____ 2- i =2+5i Did I get the right answer?
84. ## please help solve algebra problem

add, express answer in simplest form 4x/x^2-18x+72 + 4/x-6
85. ## math

Find the standard form of the equation of the parabola with the given characteristics. Vertex: (-9, 8); directrix: x = -16
86. ## Algebra

Find the largest three-digit number that can be written in the form \$3^m + 2^n\$, where \$m\$ and \$n\$ are positive integers.
87. ## math

write 66 2/3% as a fraction simplest form what i did: i put 66 2/3 over 100. i don't know how to divide that
88. ## ALG 2

Determine the standard form of the equation of the line that passes through (-6,6) and (3,-2). My slope is -8/9 Y=mx+b -2=-8/9(3) + b SOLVING FOR b -2=-24/9 + b WHAT DO I DO NOW
89. ## biochemistry

If you make up a solution of 100 mL of 0.1 M HEPES in the basic form, what will be the pH? I have no idea where to even start...
90. ## Biology

Which chordate structures are lost when a larval tunicate develops into the adult form?
91. ## Math

How do you form an equivalent division problem for 8 1/2 divided by 1/2 by doubling both the dividend and divisor
92. ## algebra

Write an equation in standard form for a line passing through the pair of points. (5,3) and (-3,-8)
93. ## Algebra 2

Write the expression as a complex number in standard form. 3-3i/4i I'm not sure about this problem, but I think the answer is -3/4i-3/4. Could anyone help me please?
94. ## Math

What is the simplified form of this expression? m^9t^-10/m^-4t^-5 m^13/t^15 m^5t^5 m^13/t^5 m^-13t^-15 I think it's the third, but I'm not sure if that's correct. I would appreciate if someone could show me how to solve it if it's incorrect.
95. ## Math- Algebra II

9x^4/16y^6 How to I simplify it must be written in exponential form and no negative exponents. HELP
96. ## math

Convert eat of the following repeating decimal to a/b form, where a and b are integers and b doesn't equal 0. a. 0.7 c. 2.37 e. -4.34
97. ## Radicals

Express in simplest radical form. Do NOT give decimal approximations. 1. n^3/4 p^5/4 2. (3r)^2/5 s^3/5 3. (1/32)^0.2 4. 140^-1/2
98. ## Maths

Evaluate the expression √−7/√ −6√−5 and write the result in the form a+bi. I keep getting b as 0.483i but apparently its wrong?
99. ## culture diversity

I have to write first person account in the form of journal entry could you please give me an example of this?
100. ## chemistry

Will you please help me write this equation in net ionic form. I2(s)+Na2S2O3(aq)-->Na2S2O4(aq) +NaI(aq)