1. calculus

    Determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false. a- if f is a function of x and y and a is a real number, then f(ax, ay)= af(x,y). b- if fx(a,b) < 0, then f is
  2. Math

    Determine whether the statement is true, false, or sometimes true. Explain or show why. If x is positive and y = -x, then xy is negative. Is this always true or sometimes true?
  3. calculus

    determine whether the statement is true or false. If it is true, explain why it is true. If it is false, give an example to show why it is false a) the function f(x)=3/2 +cx^-2 is a solution of the differential equation xy'+2y=3 b) the differential
  4. math

    can someone correct this for me... solve: -4(2x - 3) = -8x + 5 my answer: this equation has no solution because they don't equal i get 0=-7 -4(2x-3)=-8x+5 -8x+12=-8x+5 0(x)=-7 So am I correct You are right, let me explain a bit more. When you write down:
  5. Math

    Determine whether the statement is true or false. Show or explain why. If n is a natural number and 4 | n, then 8 | n.
  6. Math

    Determine whether the statement is true or false. Show or explain why. If n is a natural number and 4 | n, then 8 | n.
  7. math engineering

    ) ∫_(-1)^2 ∫_0^6▒〖x² sin⁡(x-y)dxdy= 〗 ∫_0^6 ∫_(-1)^2▒〖x^2 sin⁡(x-y)dydx〗 determine whether the statement is true or false. If it is true, explain why. If it is false, explain why or give an example that disproves the statement.
  8. Algebra

    The assessment for this lesson is a discussion of a mathematical statement. You will have to determine if the statement is true or false. If it is false, you will explain your reasoning. For all real numbers a and b, 2a • b = a2 + b2
  9. Algebra II

    In an induction proof of the statement 4+7+10+...+(3n-1)=n(3n+5)/2 the first step is to show that the statement is true for some integers n. Note:3(1)+1=1[3(1)+5]/2 is true. Select the steps required to complete the proof. A)Show that the statement is true
  10. 7th grade health Ms. Sue please thanks

    True/False Indicate whether the statement is true or false. 11. A person with good self-esteem is willing to try new things. (1 point) True False 12. Stress can be positive or negative. (1 point) True False 13. Giving away prized possessions can be a sign
  11. Math

    Determine whether the statement is true or false. Explain or show why. If a natural number is divisible by 7, then it must also be divisible by 21
  12. English12

    Below, you will find a list of sentences. After each sentence, select true if the topic of the statement is suitable to form the basis of a single persuasive paragraph. If the topic of the statement in your textbook is unsuitable for a single persuasive
  13. logical statements-urgent

    I have to come up with a logical statement when making a truth table that has these conditions: The statement is always false if both P and Q are true. Otherwise, the statement is true if Q is true but R is not true. so far I have ~(P&Q) which makes it
  14. Math

    Determine whether the statement is true or false. If the statement is true of false explain why. Can you please help?
  15. Math

    Explain which method you would use to determine whether the following proportion is true or false. Show how you know that it is true or false.19/6=4/27
  16. math

    Algebra For questions 1-5, find the value of the variable. 1. x = (1 point) 2. y = (1 point) 3. x = (1 point) 4. x = (1 point) 5. (1 point) x = , y = , b = 90 x = , y = 3, b = 95 x = , y = 2, b = 90 x = , y = , b = 130 In Exercises 6-8, decide whether the
  17. criminology

    Determine if the statement is true or false. Over the past 25 years, violent crime in the United States has dropped sharply. False True False?
  18. criminology

    Determine if the statement is true or false. Some psychologists, sociologists, and anthropologists conduct research, but it has little or no relevance to the criminal justice system. False True False?
  19. criminology

    Determine if the statement is true or false. An alibi is a criminal defense that argues that the defendant should not be held responsible for a crime they did commit. True False true?
  20. criminology

    Determine if the statement is true or false. Philosophers develop ideas and theories about how different aspects of the criminal justice system should work. False True True?
  21. math(Discrete)

    Determine whether the statement ∀x ∈ Z, ∃y, z ∈ Z[x = 5y + 7z] is true or false. Explain.
  22. criminology

    Determine if the statement is true or false. Philosophers interested in criminal justice may write about whether certain punishments are ethical. True False True?
  23. Grammar and Composition

    please check my answers: Write true if the statement is true, and false if the statement is false. 1. An Etymology is a type of dictionary. False 2. An unabridged dictionary is a condensed version. False 3. Etymologies appear in [ square brackets ]. True
  24. Algebra Please Help ASAP

    The assessment for this lesson is a discussion of a mathematical statement. You will have to determine if the statement is true or false. If it is false, you will explain your reasoning. You will also be asked to respond to at least two of your classmates.
  25. criminology

    Determine if the statement is true or false. Psychiatrists may testify in civil cases. True False True?
  26. Calculus

    Determine whether the statement is true or false. If it is false, give an example for which the statement fails. a) if f has a relative maximum at x0, then f(x0) is the largest value that f(x) can have
  27. French Check Ms. Sue

    Please check this. Thank you! 1. France is a country in Asia. true false*** 2. There are many countries in Africa where French is one of the principal languages of the people. true false 3. Québec, in Canada, is a French speaking part of Canada. true***
  28. 7th grade health true or false

    11. Disagreements are a normal part of life. (1 point) True False 12. Talking to a trustworthy adult is the best way to stop sexual abuse and get help. (1 point) True False 13. Some conflicts are made worse by peer negotiation. (1 point) True False 14.
  29. Physical Ed

    11. Disagreements are a normal part of life. (1 point) True False 12. Talking to a trustworthy adult is the best way to stop sexual abuse and get help. (1 point) True False 13. Some conflicts are made worse by peer negotiation. (1 point) True False 14.
  30. math

    1)Find the third iterate x3 of f(x)=x2-4 for an initial value of x0=2 A)-4 B)4 C)12 D)-12 I chose C 2)Use Pascal's triangle to expand:(w-x)5 This ones long so I chose w5-5w4x+10w3x3-10w2x4+5wx4-x5 3)Use the binomial Theorem to find the third term in the
  31. Phil103 Informal Logic

    . If P is false, and Q is false, the truth-value of "P ¡êQ" is (Points : 1) false. true. Cannot be determined. All of the above. 2. What is the truth value of the sentence "P & ~ P"? (Points : 1) True False Cannot be determined Not a sentence 3. If P is
  32. Math

    I'm doing math through correspondence so material is not explained very well. I would appreciate if someone could explain this to me. This lesson is review of set theory and first degree equations. Indicate whether each of the following statements is true
  33. Grade 12 Data Management math

    I'm doing math through correspondence so material is not explained very well. I would appreciate if someone could explain this to me. This lesson is review of set theory and first degree equations. Indicate whether each of the following statements is true
  34. math

    the following statement always true, always false, or true in some cases and false in others? Explain your answer. A quadrilateral whose diagonals are congruent and perpendicular is a square.
  35. Math

    Determine whether the statement is true or false. Explain. "The median divides the box of a box-and-whisker plot in half." I think it is true but I can't think of an explanation.
  36. Reading

    can you help me thank you: 2.Detecting bias is one of the major keys to effective critical thinking and reading. True or False, I believe True 3.Deductively valid arguments can guarantee their conclusions. True or False, I believe it is false 4.A fallacy
  37. Fashion design

    Determine if the statement is true or false. Primary colors are made by mixing secondary and tertiary colors together. False True True?
  38. probability

    Determine whether each of the following statement is true (i.e., always true) or false (i.e., not always true). 1. Let X be a random variable that takes values between 0 and c only, for some c≥0, so that P(0≤X≤c)=1. Then, var(X)≤c2/4. TRUE 2. X and
  39. HEALTH HELP PLEASE!!

    Fats help maintain your cell membranes. (1 point) True False 12. Your body does not use energy when you sleep. (1 point) True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point) True False 14. Your body image is the
  40. math

    Is the following statement true or false? Explain your answer without just saying true or false. Use an example in your explanation. ãa + ãb = ã(a+b)
  41. mathematics

    Determine whether the statement is true, false, or sometimes true. 1) If x and y are both integers, 1) then (-x)3 = -x3 A) Sometimes true B) True C) False
  42. math

    Indicate whether each statement is true or false by checking the appropriate box in the table below. a. 2x is a factor of the expression (2x + y ). True or False b. (2x + y ) is a factor of the expression 3(2x + y ). True or False c. (2x + y ) is a sum of
  43. PHYSICS` HELP!! Please

    Really lost on how to explain these whether true or false!! HELP! Much appreciated Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True
  44. Chemistry: Answer check please!

    1. Reactions follow the law of conservation of mass. a.) True b.) False Answer: True 2. Reactants are the materials used in a chemical reaction. a.) True b.) False Answer: True 3. In a chemical equation, the mass on the left of the arrow equals the mass on
  45. math

    Explain if this is a true statement 56
  46. social studies

    " The Supreme Court has to censor and limit our first amendment rights." - determine whether the statement above is true or false. - pick one side of the argument - use cases and precedents as examples - have a thesis statement - have a concluding
  47. Computer science

    While you can pass only one argument into a function, you can return as many values as needed from a function. True False A library function saves time for the programmer because it allows for code reuse. True False Each function should be flowcharted
  48. Trig

    Use reduction identities to determine if the following statement is true or false: tan (A-B) = tan (B-A) Is this starement True or False ?
  49. math

    Indicate whether each statement is true or false by checking the appropriate box in the table below. a. 2x is a factor of the expression (2x + y ). True or False b. (2x + y ) is a factor of the expression 3(2x + y ). True or False c. (2x + y ) is a sum of
  50. math

    Indicate whether each statement is true or false by checking the appropriate box in the table below. a. 2x is a factor of the expression (2x + y ). True or False b. (2x + y ) is a factor of the expression 3(2x + y ). True or False c. (2x + y ) is a sum of
  51. calculus

    when working with composite functions, does fog=gof? how do i create two functions,f(x) and g(x) to show that this statement is either true or false.i need to explain my reasoning
  52. Chemistry

    Is the following sentence true or false? To decide wheather a measurement has good precision or poor precision, the measurement must be made more than once. thanks in advance True. I hate T/F statements that have "must be". Life is full of exceptions to
  53. math

    Find the value of the missing digit that makes the statement true. 214,21_ is divisible by 11 Determine whether the statement is true or false. Why? If a natural number is divisible by 5 and 2, then it must also be divisible by 10.
  54. English

    1.) Anyone can publish information on the Internet without fact-checking it. A.) True************************ B.) False 2.) Public records are most likely to contain valid information than secondhand reports. A.) True******************************** B.)
  55. math

    Is each biconditional statement true or false? Select True or False for each statement. A polygon is a square if and only if the polygon has exactly four sides. true or false A polygon has exactly five sides if and only if the polygon is a pentagon. true
  56. math

    Determine whether the statement is true, false, or sometimes true. Provide an example to justify your answer. If both x and y are integers and x > y, then x^2 > y^2.
  57. Trigonometry

    Having trouble with true/false questions in Trigonometry. They read as follows - True or False: For a trigonometric function, y=f(x), then x=F^-1(y). Explain your answer. True or False: For a one to one function, y=f(x), then x=f^-1(y). Explain your
  58. Trigonometry

    Having trouble with true/false questions in Trigonometry. They read as follows - True or False: For a trigonometric function, y=f(x), then x=F^-1(y). Explain your answer. True or False: For a one to one function, y=f(x), then x=f^-1(y). Explain your
  59. Fitness (Check answers)

    6) Gang member often have weapons and are involved in violence. TRUE OR FALSE ~ (my answer is TRUE) 7) Being disruptive in class and getting angry easily could be sign of abuse. TRUE OR FALSE ~ (my answer is FALSE) 8) People with high self-esteem are prone
  60. health!

    True or False. Washing your hands can help protect you from dangerous pathogens True True or False. People die from colds each year True True or False. Infectious diseases are caused by organisms or viruses that enter and multiply within the human body.
  61. Phi103

    What is the truth value of the sentence "P v ~ P"? (Points : 1) True False Cannot be determined Not a sentence 2. One of the disadvantages of using truth tables is (Points : 1) it is difficult to keep the lines straight T's are easy to confuse with F's.
  62. Math-please check

    Determine if a true bioconditional can be written from each conditional statement. If not, gove a counterexample. 1. If a = b then |a| = |b| Is this true? 2. If y^2= 64 then 3y=24 Is this false? Because if you do -8 both of them aren't equal
  63. Fitness (Check answers)

    1) Sitting in class wearing ear buds during a lecture is effective listening. TRUE OR FALSE ~ (my answer is FALSE) 2) Defense mechanisms should be used as often as possible to deal with uncomfortable emotions. TRUE OR FALSE ~ (my answer is FALSE) 3) Daily
  64. Geometry true or false

    I just needto check to see if i'm right... It would be false right? Is the statement below true or false? All triangles have three angles, or all squares have nine sides. True False
  65. geometry

    Determine whether the conjecture is true or false. If false, give a counterexample. Given: ∠A is supplementary to ∠B and ∠B is supplementary to ∠C. Conjecture: ∠A is supplementary to ∠C. Select one: a. False; they could be right angles. b.
  66. Informal Logic-Pls chk ans

    The sentence "P → Q" is read as (3) P or Q P and Q If P then Q Q if and only P 2. In the truth table for an invalid argument, (2) on at least one row, where the premises are all true, the conclusion is true. on at least one row, where the premises are
  67. Logic

    The sentence "P → Q" is read as (3) P or Q P and Q If P then Q Q if and only P 2. In the truth table for an invalid argument, (2) on at least one row, where the premises are all true, the conclusion is true. on at least one row, where the premises are
  68. Math-Please help

    *Is the statement below true of false? The expression (14x + 7y) + 5x + 9(33y + 11) is the sum of three terms. I think this question is true. please explain this to me.Nobody respone to me.
  69. Geometry

    Tell whether each statement is true or false. Then write the converse and tell whether it is true or false. 28. P is the midpoint of segment GH implies that GH = 2PG I have this so far. p (hypothesis): P is the midpoint of segment GH, q (conclusion): GH =
  70. Grammar

    Topic sentences in body paragraphs should usually show some relationship to an idea from the introduction or thesis statement. 1. True 2. False I answered true. Check my answer for me and thanks.
  71. Calculus

    True or False: Consider the following statement: A differentiable function must have a relative minimum between any two relative maxima. Think about the First Derivative Test and decide if the statement is true or false. I want to say that its true and
  72. math

    1 statement 2 is false 2 statement 3 is false 3 statement 4 is false 4 statement 1 is false four statments are given above. how many of the statements are true?
  73. chemistry

    In the chemical plating experiment zinc powder is dissolved in a hot NaOH solution to form sodium zincate according to the following reacton: Zn(s) + 2NaOH(aq) Na2ZnO2(aq) + H2(g) Answer true or false for each of the following statements regarding the
  74. math

    Based on the information from Part 1, determine whether each statement is True or False. Statements True - True False - False Jasmine's best friend lives .25 inches past the camp, which is 240 total miles away. Jasmine covers .75 inches in the first hour,
  75. calc

    Determine whether the statement is true or false. d dx |x2 + x| = |2x + 1|
  76. Calculus

    True or false. 1. If F'(x) = G'(x) on the interval [a,b] then F(b)-F(a) = G(b)-G(a). I think it's true but I just want to check my reasoning. F'(x) = G'(x) means that F(x) and G(x) differ by a constant (which may be 0). When the subtraction is done to find
  77. college mathematics

    5. Given p is false, q is true, and r is false, find the truth value of the statement (~p~q)-->~r. Show step by step work.
  78. Chemistry

    1. A combination reaction may also be a displacement reaction. True or False 2. The combustion of an element is always a combination reaction. True or False For number 1, I first thought true, but then again, nothing is being displaced in a combination
  79. helath help

    11. Fats help maintain your cell membranes. (1 point)True False 12. Your body does not use energy when you sleep. (1 point)True False 13. People with anorexia nervosa eat large amounts of food and then purge. (1 point)True False 14. Your body image is the
  80. geometry

    I need help on this question. Write the contrapositive,converse,and inverse of the statement.Determine if its true or false.If its false give a coynterexample. If I live in Redlands,then I live in California.
  81. gammar

    I.True/False. Determine if the following sentences employ the correct use of commas and apostrophes. Choose true if the sentence is punctuated correctly or false if it is punctuated incorrectly. The patient’s first visit, to the office, was for lower
  82. mATH ANSWERS

    1) If the odds in favor of an event A are 3 to 1, what is the probability associated with event A occurring? A) B) C) 4 D) Determine whether the situation calls for a discrete or continuous random variable. 2) The height of a randomly selected student. A)
  83. English 10 Check

    Below, you will find a list of sentences. After each sentence, select true if the topic of the statement is suitable to form the basis of a single persuasive paragraph. If the topic of the statement in your textbook is unsuitable for a single persuasive
  84. Math

    1. Write the converse of the following true conditional statement. if the converse is false, write a counterexample. If a < 10, then a < 15 a) if a > 10, the a > 15; false. Counterexample: a=12 and a
  85. health

    Stress is a normal part of life. A. The above statement is false B. The above statement is never true C. The above statement is true D. None of the above D? because for sure its not B ...
  86. Health

    Stress is a normal part of life. A. The above statement is false B. The above statement is never true C. The above statement is true D. None of the above I think its C.
  87. Career

    23.)The service that keep house appliances running are called utilities True or False 24.)Friends & family are often handy sources of valuable information about costs of living true or False 25.)Insurance is intended to protect you against major financial
  88. Environmental Science

    1. Decibel is a measurement of the amount of pollution (True or False) 2. Non-Point-Source pollution can be traced to one specific source (True or False) 3. Point-Source pollution is pollution that comes from identifiable locations. (True or False) 4.
  89. North American Climate

    True/False Indicate whether the sentence or statement is true or false. The only climate not found in the United States is the Mediterranean climate. Please select the best answer from the choices provided T F True?
  90. geometry

    I have a 50 question assigment that its due tomorrow and I'm stuck on this question. "Write the contrapositive,converse,and inverse of this statement.Determine whether they are true or false.If its false.find a conterexample "Two angles measure 90 are
  91. math

    consider the following statement: if a circle with its center at the origin has a chord with slope m, the equation of the right bisector of the chord is y=mx. Is this statement true or false? explain
  92. Calculus theory

    Determine if the statement is always true, sometimes true, or never true. If y is a function of x, and is also a function of t. then dy/dx = dy/dt explain. i think its sometimes true but i don't know why it is. am i right?, and can you please explain me y
  93. Health Truth or False PLEASE CHECK ANSWERS

    $$ = MY ANSWER Just as a person inherits physical traits, a person inherits personality traits as well. True $$ False 2. Peers cannot have a direct impact on your personality. True $$ False 3. Your behavior and personality sometimes come directly from role
  94. Physics

    Write True or False. If False, Explain why! 1. In a position vs. Time graph, a line whose slope is negative represents an object that is slowing down. Answer: I circled True but it's not. Can you explain why my answer is wrong. 2. An object can have a
  95. CHECK ANSWERS AND HELP PLEASE

    if P(A)=.60, P(A/B)=.50, AND P(B)= .40, answer the following. 1) events A and B are independent =FALSE true or false or cannot determine 2) events A and B are disjoint =TRUE true or false or cannot determine 3) find P(A and B) =??????
  96. health

    if i put a .... that's what ithink the answer is may u checkitin tell what i got wrong so i can retry to do it 11. Fats help maintain your cell membranes. (1 point)True False .... 12. Your body does not use energy when you sleep. (1 point)True False ....
  97. Math

    Determine whether the statement is true or false. The lines with equation ax+by+c1=0 and bx-ay+c2=0, where a ≠ 0 and b≠ 0, are perpendicular to each other. ______________________________________________ True. The slopes of the lines are m1 and m2
  98. Precalculus

    There is at least one polynomial with real functions with 9+i as its only nonreal zero. A. The statement is​ false, because the Fundamental Theorem of Algebra dictates that there must be n complex zeros for a polynomial of degree n.   B.The statement
  99. English Ms. Sue?

    1.A limerick has four lines. True or False? I think its true 2. The words he said are considered part of the dialogue. True or False? I think its true 3. Plot, character, and setting do not affect one another. I think its false 4.Narration and description
  100. English

    1.A limerick has four lines. True or False? I think its true 2. The words he said are considered part of the dialogue. True or False? I think its true 3. Plot, character, and setting do not affect one another. I think its false 4.Narration and description