Excel

Popular questions and responses by Excel
  1. math

    Let L1 be the line passing through the points Q1=(4, −1, −2) and Q2=(1, 0, −1) and let L2 be the line passing through the point P1=(−6, 21, −8) with direction vector →d=[−3, 9, −3]T. Determine whether L1 and L2 intersect. If so, find the

    asked on October 18, 2015
  2. Maths

    In a school, four out of five students have calculators.If two students are picked at random,what is the probability that a) both have a calculator b) only one has a calculator

    asked on January 2, 2020
  3. math

    Find conditions on k that will make the following system of equations have a unique solution. To enter your answer, first select whether k should be equal or not equal to specific values, then enter a value or a list of values separated by commas. Then

    asked on October 12, 2015
  4. Math

    An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the

    asked on April 11, 2015
  5. Math

    Determine the coefficient of wx^3y^2z^2 in (2w−x+y−2z)^8

    asked on April 20, 2015
  6. Math

    An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the

    asked on April 9, 2015
  7. Chemistry

    Balance: Mno4 + Fe2+ - Fe3+ +Mn2+

    asked on January 27, 2020
  8. English

    Please I need help with the introduction and conclusion of my essay titled-importance of cleanliness

    asked on January 2, 2020
  9. Maths

    In a large crowd there are three times as many men as women .three people are chosen at random. Assuming that there are so many people that choosing three has a negligible effect on the proportion of men to women , find the probability that they are. a)

    asked on January 2, 2020
  10. Math

    Find a polynomial p of degree 3 so that p(4) = 5, p(−1) = 5, p(−3) = −37, p(2) = −7, then use your polynomial to approximate p(1). p(x) = 0 p(1) = 0

    asked on October 11, 2015
  11. Math

    An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the

    asked on April 9, 2015
  12. mah

    Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a. Explain why the description above defines a Boolean algebra.

    asked on April 8, 2015
  13. Programming in Java

    Write a program to calculate adjacent and opposite of a triangle. My code can calculate hypotenuse but won't calculate opposite and adjacent.

    asked on March 15, 2015
  14. English

    How to I write an article suitable for publication in a national newspaper

    asked on April 5, 2020
  15. Geography

    What are the causes of volcano

    asked on January 3, 2020
  16. English

    Can the introduction take this form - First of all, what is cleanliness? According to Miriam Webster's dictionary, cleanliness is the property of being habitually clean and having good hygiene. Cleanliness has a lot to do with safe and healthy living

    asked on January 2, 2020
  17. Physics

    What are transverse and longitudinal waves with examples

    asked on January 2, 2020
  18. Geography

    Please can someone explain the concept of earthquake

    asked on January 2, 2020
  19. Chemistry

    Explain chatelier's principle

    asked on January 2, 2020
  20. Chemistry

    What is cracking of petroleum

    asked on January 2, 2020
  21. English

    Please I need someone's help quickly .We were asked to write a speech on the importance of cleanliness and I don't know how to begin .I'm in grade 11

    asked on January 2, 2020
  22. Civic

    What are the major local/world civic problems

    asked on February 27, 2019
  23. Math/Computers

    Let ∑ = {0,1, 2, 3, 4, 5, 6, 7, 8, 9, +, =} and consider the language L of all strings over ∑ that constitute a valid equation of the form a + b = c where a, b, and c are non-negative integers represented in base 10, without leading zeros. Some

    asked on October 19, 2018
  24. math

    Consider the function:(-2x^2 +3x -7) y= -2x^2x +3x +17 Find y ′ using implicit differentiation. Do not solve for y. What is the slope of the tangent at (x,y) = (−1,−1)? Find y ′ by solving for y and using the quotient rule. What is the slope of the

    asked on April 1, 2017
  25. Precalulus

    Kindly help with this question. Thanks. Solve the following equation for x. -2/-3x - 7 - 3/2x - 1 = 3/2

    asked on January 23, 2017
  26. math

    Let L be the line with parametric equations x = −8+2t y = 4+3t z = −4 Find the vector equation for a line that passes through the point P=(−2, 1, 3) and intersects L at a point that is distance 2 from the point Q=(−8, 4, −4). Note that there are

    asked on October 25, 2015
  27. math

    Let L1 be the line passing through the points Q1=(−2, −5, 4) and Q2=(4, −1, 2) and let L2 be the line passing through the point P1=(10, 8, −7) with direction vector →d=[1, −1, 2]T. Determine whether L1 and L2 intersect. If so, find the point of

    asked on October 24, 2015
  28. math

    Let L1 be the line passing through the points Q1=(4, 1, 2) and Q2=(0, −1, 4) and let L2 be the line passing through the point P1=(20, 8, −7) with direction vector →d=[−3, −1, 2]T. Determine whether L1 and L2 intersect. If so, find the point of

    asked on October 18, 2015
  29. math

    Let L1 be the line passing through the points Q1=(4, −1, −2) and Q2=(1, 0, −1) and let L2 be the line passing through the point P1=(−6, 21, −8) with direction vector →d=[−3, 9, −3]T. Determine whether L1 and L2 intersect. If so, find the

    asked on October 18, 2015
  30. Math

    The parametric equations for a line L1 are as follows: x = 2+2t y = 2+2t z = −3+2t Let L2 be the line parallel to L1 and passing through the point (1, −4, −3). Find the point P on L2 whose x-coordinate is −4. P = P(−4, 0, 0) Thanks

    asked on October 18, 2015
  31. Math

    Create a finite-state machine which accepts strings whose characters are in {a, b, c} and produce output strings of T s and F s. The machine outputs a T once the character pair ab (the characters must be adjacent) is encountered in the string. Before this

    asked on June 1, 2015
  32. Math

    An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the

    asked on April 19, 2015
  33. math

    A professor gave his 40 students a test with three questions. Every student answered at least one question. Ten student did not answer the first question, 14 did not answer the second question, and 12 did not answer the third question. If 18 students

    asked on April 13, 2015
  34. math

    An ice cream store sells 30 different flavours of ice cream and it offers a choice of 3 different kinds of cones. In how many ways can we order a dozen two-scoop ice cream cones if any two of them in one order must differ at least by a flavor or by the

    asked on April 9, 2015
  35. math

    Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a). Explain why the description above defines a Boolean

    asked on April 8, 2015
  36. mah

    Let A = {a, b} and list the four elements of the power set P (A). We consider the operations + to be ∪, · to be ∩, and complement to be set complement. Consider 1 to be A and 0 to be ∅. a. Explain why the description above defines a Boolean algebra.

    asked on April 7, 2015
  37. Math

    Give the negation of the statement ∃! x ∈ U [P (x)].

    asked on March 19, 2015
  38. MATH help please

    Let R be the relation on ℤ+×ℤ+ defined by (a,b)R(c,d) if and only if a−2d=c−2b. (a) prove that R is an equivalence relation (b) list all elements of the equivalence class [(3,3)] (c) find an equivalence class that has exactly 271 elements. (d) is

    asked on August 12, 2014
  39. Math (Discrete Math)

    find the least positive integer N so that 1

    asked on July 16, 2014
  40. Economics

    Suppose that a perfectly competitive market is described by the following supply and demand equations: QD = 300 – P and QS = 2P. Suppose that government subsidizes this good: for each unit sold government pays $15 to the seller. (a) What is the

    asked on June 23, 2014
  41. math help please

    Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x. - find integers m, n, and k so tha f(m)=3, f(n) = 4 anf f(k) = 5 -is f one-to one? Explain, is f unto? prove is it true that all positive odd

    asked on March 21, 2014
  42. math

    Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x. - find integers m, n, nd k so tha f(m)=3, f(n) = 4 anf f(k) = 5 -is f one-to one? Explain, is f unto? prove is it true that all positive odd

    asked on March 20, 2014
  43. discrete math

    Let f:ℤ+ → ℤ+ be the function defined by: for each x ∈ ℤ+, f(x) is the number of positive divisors of x. - find integers m, n, nd k so tha f(m)=3, f(n) = 4 anf f(k) = 5 -is f one-to one? Explain, is f unto? prove is it true that all positive odd

    asked on March 20, 2014
  44. math

    There exist irrational numbers a and b so that a^b is rational. look at the numbers √2^√2 and (√2^√2)^√2 a) use similar idea to prove that there exists a rational number a and an irrational number b so that a^b is irrational b) prove that if

    asked on February 28, 2014
  45. THE HOMEWORK IS DUE TODAY- HELP! HELP! PLEASE

    There exist irrational numbers a and b so that a^b is rational. look at the numbers √2^√2 and (√2^√2)^√2 a) use similar idea to prove that there exists a rational number a and an irrational number b so that a^b is irrational b) prove that if

    asked on February 27, 2014
  46. please help with math

    There exist irrational numbers a and b so that a^b is rational. look at the numbers √2^√2 and (√2^√2)^√2 a) use similar idea to prove that there exists a rational number a and an irrational number b so that a^b is irrational b) prove that if

    asked on February 25, 2014
  47. Math

    1a) Prove that there exist irrational numbers a and b so that a^b is rational. look at the numbers √2^√2 and (√2^√2)^√2 1b) use similar idea to prove that there exists a rational number a and an irrational number b so that a^b is irrational 1c)

    asked on February 17, 2014
  48. Math - Discrete math

    1). Let G be the statement: " for all real numbers a and b, if a -|_a_| < 1/2 and b - |_b_| < 1/2 then |_a + b_| = |_a_| + |_b_|" (the symbol is for the FLOOR of a and b) A. is G true? prove it b. state wether the CONVERSE, CONTRAPOSITIVE AND NEGATION ARE

    asked on February 7, 2014
  49. Math - Discrete math

    (1) For all integers y, there is an integer x so that x^3 + x = y. (2)For all integers x, x^3 + x is even Thank you for your help.

    asked on February 7, 2014
  50. programming

    Q. How do i make an optical illusion using turtle graphics? Thank you.

    asked on February 7, 2014
  51. math

    (a). Is it true that for all set of positive integers a, b, c. gcd(a,c) + gcd(b,c) = gcd(a + b,c). Explain (b) Is it true that there exist a set of positive integers a,b,c, such that gcd(a,c) + gcd(b,c) = gcd(a + b,c). Explain

    asked on February 7, 2014
  52. geology

    discuss the nomenclature and geometry of sand bodies

    asked on February 23, 2012
  53. Phisic

    A driver runs to the south at 20 m / s for 3 min, then turns west and runs to 25 m / s for 2 min, and finally turns to the northwest at 30 ni / s for I min. Find in this movement, 6 min, (a) the displacement vector the driver, (b) the speed climb and the

    asked on August 23, 2010
  54. physics

    A driver runs to the south at 20 m / s for 3 min, then turns west and runs to 25 m / s for 2 min, and finally turns to the northwest at 30 ni / s for I min. Find in this movement, 6 min, (a) the displacement vector the driver, (b) the speed climb and the

    asked on August 22, 2010
  55. algebra

    I just need to know if my work is correct. I am working in Excel and I need to find the formula for the expense Wages. I am not sure if wages consists of the gross pay or the net pay. Does anyone have any suggestions what it might be? I was thinking it

    asked on May 25, 2010
  56. computers

    Why do databases make information sharing so much more efficient and accurate among multiple users of the same data?

    asked on February 25, 2010
  1. Geography

    I mean what are the causes of volcanic eruptions

    posted on January 3, 2020
  2. Chemistry

    Thanks

    posted on January 3, 2020
  3. English

    So does this mean the introduction is acceptable

    posted on January 3, 2020
  4. Maths

    Thanks

    posted on January 2, 2020
  5. English

    Thanks

    posted on January 2, 2020
  6. Chemistry: Equilbrium

    !@#$%^& you bob

    posted on July 1, 2018
  7. computer programming

    import java.util.Scanner; public class Names { public static void main (String[]args) { //declare variables String firstName, String middleName, String lastName, String monogram; // Create a scanner class Scanner input = new Scanner (System.in);

    posted on March 14, 2017
  8. computer networking

    Same question answered by - Matt , Monday, April 28, 2014 at 11:24am a) Draw the bits for the four octets of the IP address of the first host on the first subnet. 10000000.10101011.00000000.00000001 b) Convert this answer into dotted decimal notation.

    posted on June 12, 2016
  9. Computer Science

    1). binary to decimal 11111 = 2^4 2^3 2^2 2^1 2^0 = 16+8+4+2+1 = 31 Ans. 31 101011 = 43 1101011 = 107 2). decimal to binary 49 = 00110001 367 = 0000000101101111 1023 = 0000001111111111 3). Hex to decimal ACE = 2766 800 = 2048 4). Decimal to hex 64,206 =

    posted on October 18, 2015
  10. programming

    What programming language?

    posted on March 16, 2015
  11. Programming in Java

    I am given hypotenuse and height and question b I am given hypotenuse and base

    posted on March 16, 2015
  12. physics

    sorry !! A driver runs to the south at 20 m / s for 3 min, then turns west and runs to 25 m / s for 2 min, and finally turns to the northwest at 30 ni / s for I min. Find in this movement, 6 min, (a) the displacement vector the driver, (b) the speed climb

    posted on August 23, 2010