# Determine the length and breadth of a rectangle if the length is 3cm less than twice the breadth, and the perimeter is 18

40,002 questions, page 215
1. ## geometry

the rectangel and pentagon both have a perimeter of 17. determine the values of x and y

asked by rocko on May 26, 2011
2. ## chem

what formula do you use to determine mass percent of water?

asked by dude on October 6, 2010
3. ## Geometry

how would you determine the number of diagonals in a regular 41-gon ?

asked by Chelsea on April 8, 2012
4. ## Calculus

Determine the limit as x approaches 1 f(x) if f(x)={3-x, x does not equal 1 and 1, x=1 A. 2 B. 1 C. 3/2 D. DNE E. None of these

asked by Anonymous on November 30, 2014
5. ## math

determine which two values the following expression is between? A.10.24 and 10.89 B.9.61 and 10.24 C.9 and 9.61 D.10.89 and 11.56 plz i really need someones help!!

asked by ter on October 28, 2015
6. ## Algebra

Determine if the following two planes 2x+3y-z=4 and 3x-4y-6z=1 are parallel, orthogonal or coincidental

asked by Matthew on September 21, 2010
7. ## Trig

Determine the number of triangles with the given parts. b=24 c=29 B=40deg I got 1

asked by Helay on July 2, 2013
8. ## College Algebra

Determine the x- and y-intercepts of the given equation. Show your work y = x + 4

asked by Ashley on January 28, 2010
9. ## Algebra

Determine the number of terms in the expression 14m - 16.

asked by Jack on October 14, 2010
10. ## Math

If f(x)=x^2-6x+14 and g(x)=-x^2-20x-k, determine the value of k so that there is exactly one point of intersection between the two parabolas.

asked by Emily on October 21, 2010
11. ## chemistry

For the strong acid solution 9.7×10−3 , determine (H3o+)and (OH-)

asked by Jessica on May 2, 2012
12. ## math

The first three terms of a geometric sequence are: T1; T2; and T3. If T2=T1-4 and T3=T2+9, determine the values of T1; T2 and T3.

asked by mamokgate on February 20, 2016
13. ## algra

Determine the ordered pair that satisfies the equation, -5x - 6y = -8.

asked by jenna on August 24, 2017
14. ## Pre-algebra

How do you write an equation to determine possible values for a perimeter =52

asked by Aaron on September 27, 2012
15. ## physcience

determine the mass in grams 1.3mol of silver,Ag

asked by diamond on December 2, 2010
16. ## Database

How do you determine which field(s) to select as the primary key?

asked by John on September 9, 2008
17. ## algebra

How can you tell whether a function is rational or not? And how do you determine holes of a graph? Thanks!

asked by Derek on January 22, 2009
18. ## math

How can you determine the best method of solving a system of equations?

asked by Erica McDonnell on December 14, 2018
19. ## cllege algebra

determine the qudratic function whose vertex is (2,-4) and passes through (3,-1) fx=

asked by zach w on November 14, 2012
20. ## math

given thatvABCD is a parallelogram where A(1,2),B(4,4), and C(6,2) determine the coordinates of D using vector?

asked by peter on January 29, 2015
21. ## algebra

determine the coefficient and the degree of each term in the polynomial 5y^6-2y+3

asked by luz on March 8, 2013

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

23. ## math

how to determine the acute angle between the line 2x+3y=6 and the y axis?

asked by Riana on January 27, 2013
24. ## physics

How are you able to determine if conservation of momentum occurs in each collision?

asked by Hannah on August 20, 2009
25. ## Algebra

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

asked by Jacqueline on August 6, 2010
26. ## math

Determine the equation of the inverese of the quadratic function f(x)=x^2-4x+3

asked by Melissa on October 22, 2011
27. ## chemistry

Determine the pH of a 1 M aniline solution (Kb = 4.2 10-10). I am unsure how to start, any help?

asked by Logan on November 13, 2015
28. ## Math

Determine the values of k for which the function f(x)=4x^2-3x+2kx+1 has 2 zeros

asked by Kestrel on October 23, 2011
29. ## math equation

determine whether -4 is a solution of the inequality x is greater than or equal to 4

asked by Lavern on December 3, 2011
30. ## Pre-Calc

Determine the solution. x^2=|x|algebraically I have no idea how to proceed with this. Can you please help?

asked by MUFFY on September 26, 2009
31. ## Calculus

Determine the line through which the planes in each pair intersect. a) 3x+2y+5z=4 4x-3y+z=-1

asked by May on January 26, 2013
32. ## arithmetic

The sum to t of an Arithmatic Sequence is 1/2 t(5t-1).Determine the k term

asked by Anonymous on March 10, 2010
33. ## math work

determine whether the planes are parallel, octagonal or neither a. 4x + 5y + z = -1 3x + 5y - 37z = -3 b. 2x - y - 3z = -5 -2x - 6y - z = 3

asked by sophie on August 31, 2016
34. ## pre-algebra

determine which numbers in each set are solutions to the corresponding equations. 3n=45; {15, 30, 45}

asked by blake on September 21, 2009
35. ## math

Determine the area of the square ABCD with AB=3rd

asked by boo boo on September 11, 2016
36. ## Mathematics

The first three terms of a geometric sequence are: T1; T2; and T3. If T2 = T1 + 4 and T3 = T2 + 9, determine the values of T1; T2 and T3

asked by Anon on January 30, 2016
37. ## Math

Determine if the ordered pair is a solution to the system. -5x - 7y= 4 y= 1/2 x - 1 a. (2,2) b. (2, -2)

asked by Neil on October 1, 2012
38. ## Calculus

Determine the interval(s) at which f(x) is concave up given that f′′(x)=−x2+x+6. Critical points are: -2 & 3

asked by joshua on January 30, 2015
39. ## algebra 117

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

asked by herb on July 28, 2010
40. ## math

Determine all values of k for which each pair of vectors is orthogonal. a) (1,2) and (k,k) b) (1,2,1) and (k,2k,4)

asked by Kyle on September 23, 2014
41. ## math

tell how you could use a number line to determine which of two numbers is greater.

asked by danica on September 16, 2009
42. ## maths

in figure m // n and angle l and 2 are in the ratio 3:2 determine all the angles from 1 to 8

asked by mallavarapu on February 12, 2012
43. ## Chemistry

Can you determine the pH of a 1 liter solution having an H concentration of 1.0*10 to the negative 3.5

asked by Tia on April 28, 2011
44. ## science

The brigtness of of the star is determine by distance.Am i correct

asked by Americal on October 2, 2012
45. ## Calculus

determine the point(s)at which the graph of y^4 = y^2 -x^2 has a horizontal tangent.

asked by Ashley on October 1, 2012
46. ## math

Determine the slope of a line passing through the points (2, 9) and (0.66, 9).

asked by bob on March 5, 2012
47. ## Calculus

Determine the values of x for which the function is continuous: f(x)= 10x^2-10

asked by Anonymous on December 9, 2015
48. ## Math

Determine the values of x for which the function is continuous: f(x)= 10x^2-10

asked by Anonymous on December 9, 2015
49. ## Physics

Determine the mass of 0.5m^3 of aluminum with relative density of 2.70.

asked by Precious on January 31, 2017
50. ## calculus

f(x)=(x^2+1)(1-x-x^3).Determine the equation of the line tangent to f(x) at the point (1,-2).

asked by jump on September 30, 2012
51. ## maths

Three terms of geometric sequence: T1,T2 and T3. If T2=T1+4 and T3=T2+9 determine the values of T1,T2 and T3.

asked by jay on February 26, 2015
52. ## english

What factors should be used to determine a playwright's target audience?

asked by Terri on March 12, 2010

Determine the value of Tan2x when Sinx = -12/13 and 3pi/2 < x < 2pi.

asked by Lisa on January 14, 2009
54. ## Algebra 2- Variation

If y varies jointly as x squared and the radical of z, and y = 49 when x =2 and z=25, determine y when x=-1 and z =16

asked by Amy on March 5, 2014
55. ## Chemistry

Determine the prcentage composition of the compund HCl?

asked by Jessica on April 13, 2011
56. ## math

tell how you could use a number line to determine which of two numbers is greater.

asked by jaimie on September 16, 2009
57. ## trig

determine the exact value for sin[cos^-1(4/5)] if XE [0,2pi]

asked by Anonymous on April 27, 2009
58. ## Algebra

Determine the quadratic function of f whose vertex is (2,-1) and passes through (3,1) f(x)=

asked by Jenn on March 19, 2013
59. ## Maths

Determine the sum of arithemetic series 4+11+18+25+...+368

asked by Rabelani on January 23, 2015

Determine the intervals where the function is increasing and where it is decreasing. f(x)=(ln(x))/x

asked by Anonymous on April 8, 2011
61. ## physics

A hydrogen atom is in the 4p state. Determine its energy.

asked by Paige on December 8, 2011
62. ## Algebra 2

Determine the solution to the system y≤2x-2 y≥-x-3 Show work

asked by Precious on January 31, 2012
63. ## Science

How does dna determine a trait such as eye color

asked by Steve on October 16, 2013
64. ## Math

If f(x)=x^2-6x+14 and g(x)=-x^2-20x-k, determine the value of k so that there is exactly one point of intersection between the two parabolas.

asked by Emily on August 17, 2010
65. ## Science

How does dna determine a trait such as eye color

asked by Steve on October 17, 2013
66. ## math

The rectangular and polar coordinates of a point are (x, y) and (r, θ), where x = 4 and θ = 38◦ . Determine the value of r.

asked by Anonymous on September 17, 2014
67. ## math

determine which two intergers the following irrational number lie

asked by kamo on January 15, 2013
68. ## Math

Hi! How to determine other linear systems that have the same solution as this system: 2x+5y=8 x-3y=-7 many thanks.

asked by Me on April 13, 2010
69. ## Precalculus

Determine the exact value of cos 465 degrees a) √3 + √2/2 b) √2 + √3√2/4 c)√2 - √3√2/4 d)2+√2-√3√2/4

asked by Melinda on January 29, 2012
70. ## math

pls. help... The functions f and g satisfy f(x) + g(x) = 3x + 5 f(x) - g(x) = 5x + 7 for all values of x. Determine the value of 2f(2)g(2).

asked by justme on October 15, 2011
71. ## Math

how do i determine the equation for a line of best fit that i drew?

asked by Cailie on June 10, 2008
72. ## Chem

How do I determine the percent of a compound in an impure sample?

asked by Anonymous on January 27, 2014
73. ## Math

Determine the sum of the infinite geometric series 28 + 14/3 + 7/9 + 7/54 ?

asked by Alex on September 16, 2014
74. ## Chemistry

Determine the maximum number of electrons that can have each of the following designations: 6f: 4d: 2f: 5d(yz): 3d:

asked by Kaleen on January 30, 2012
75. ## Physics

Determine the mass of a pasteboard with area 75.0cm

asked by Liv on September 15, 2016
76. ## Chemistry

how do I determine the Ka for an acid HX if th epH of a 1.00M solution of HX is 4.5

asked by Jill on November 24, 2012
77. ## chemistry

Determine the boiling point of water at 698.5 mm Hg.

asked by Lisa on January 31, 2012
78. ## math

The rectangular and polar coordinates of a point are (x, y) and (r, θ), where x = 4 and θ = 38◦ . Determine the value of r.

asked by Anonymous on September 17, 2014
79. ## math

The rectangular and polar coordinates of a point are (x, y) and (r, θ), where x = 4 and θ = 38◦ . Determine the value of r.

asked by Anonymous on September 17, 2014
80. ## Algebra 2

Determine the solution to the system y≤x+6 2x+y≤-6 show work

asked by Precious on January 31, 2012
81. ## MAth

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

asked by dawn on August 1, 2008
82. ## CHEMISTRY

Determine the heat of combustion of acetylene (C2H2).

asked by HELP on April 10, 2011
83. ## algebra

If you are looking at a graph of a quadratic equation, how do you determine where the solutions are?

asked by jess on August 13, 2010
84. ## CHEMISTRY

Determine the heat of combustion of acetylene (C2H2).

asked by HELP on April 10, 2011
85. ## CHEMISTRY

Determine the heat of combustion of acetylene (C2H2).

asked by HELP on April 10, 2011
86. ## CHEMISTRY

Determine the heat of combustion of acetylene (C2H2).

asked by HELP on April 10, 2011
87. ## Alg 2 (HS)

If Y varies inversely as 3X^2, determine what Y would be if X = 4 and another point on the equation is (2, 48).

asked by Gregory B. on September 22, 2012
88. ## math

Determine the equation of the function that has the indicated transformation applied to it. f(x)= 3(x+1)^2-2 Is it 6(x+1)^2-2? or 9(x+1)^2-2?

asked by Thomson on March 14, 2013
89. ## math homework help please?!!

determine lim f(x) x -> 1 where f(x) = { 13 - x^2, x < or equal to 1 11 - x, x > 1 a. 11 b. limit does not exist c. 13 d. 10 e. 12

asked by jessie on August 30, 2016
90. ## Math

5^1=5 5^2=25 5^3=125 using patterns determine the last 3 digits of 5^100

asked by Blake on December 16, 2010
91. ## Algebra 1A

Could someone solve this for me please? (-3).(-7)>(-3)(-4) and also determine whether the inequality is true or false.Thank you

asked by Don on October 4, 2009
92. ## science

how do scientists determine wether or not something is physical or chemical?

asked by annomous on March 14, 2011
93. ## bendel s s s

Determine the percentage of water of crystallization in Fe(NO3)2

asked by ssengendo on November 11, 2015
94. ## economics

How do economists determine the real GDP per capita?

asked by lalt on February 1, 2012
95. ## chemistry

Determine the heat of combustion of acetylene (C2H2).

asked by Maria on April 10, 2011
96. ## math

Determine if two ratios are equivalent Complete using < > = 3/5 [ ] 18 out of 30 can someone help me learn this?

asked by Savanna on September 19, 2012
97. ## ponitz

Determine in which direction the parabola below opens. y = 6x2 + 4x + 1

asked by ebb on November 19, 2012
98. ## maths

X,4x+5 and 10x-5 are the first three terms of an arithmetic sequence. Determine the value of X.

asked by Thando Mtembu on January 25, 2015
99. ## Honors Physics

How do you determine the mass of fuel in a semi truck?

asked by Leona on August 28, 2016
100. ## Math

In the number 22! determine the largest prime factor.

asked by Erik on January 30, 2012