what are the indicated powers of these complex numbers: a. (2 – 3i )^2 b. (3 + 4i )^3 c. [2 cis(300°)]^5 d. ( cos (4pi/3) + i sin (4pi/3)) ^4

16,283 results
  1. American government

    What are powers of the U.S. government that are named and listed in the Constitution called? A.expressed powers B.implied powers C.inherent powers D.prohibited powers

  2. Government

    What are the reserved powers outlined in the tenth amendment? powers that are not delegated to the federal government and therefore granted to the states, as long as they are not prohibited by the Constitution. powers granted to the Supreme Court to

  3. American Government

    the power of congress to print money is one of the legislative? A.Implied powers B.Expressed powers C.Inherent powers D.Nonlegislative powers

  4. English

    Identify the structure used in each of the sentences below. 1. The hamburger came from Hamburg, Germany, and the hot dog came from Frankfurt. simple compound complex compound-complex 2. The idea of placing meat on a bun, however, came from the United

  5. check my work

    1. Which of the following provides the best definition of a strict constructionist interpretation of congressional power? (1 point) Congress must have more powers than the states. Congress should only use implied powers when directly connected to expressed

  6. Civivs

    The phrase, "the Elastic Clause," comes from which power of Congress?? A.) Enumerated Powers B.) Implied Powers C.) Inherent Powers D.) Reserved Powers This is Unit 2, Lesson 14: Unit Test: Three Branches of Government

  7. Precalc

    To which set(s) of numbers does the number sqrt -16 belong? Select all that apply. real numbers complex numbers*** rational numbers imaginary numbers*** irrational numbers I can only pick two, and that's what I think it is. Please check? Thanks

  8. civics

    Which of the following are powers that are exercised by both the national government and state governments at the same time? A.concurrent powers B. enumerated powers C. prohibited powers D. reserved powers

  9. government

    why did the framers include the necessary and proper clause in the constitution a. to empower congress to pass laws needed to carry out the expressed powers b. to limit congressional powers to those expressly stated in the constitution c. to define the

  10. Civics

    How do the powers of the national government and the powers of the states compare, according to James Madison, the primary author of the Constitution? A.The powers of the national government are few, while the powers of the states are many. B.The powers of

  11. Math

    Find all complex numbers $z$ such that $z^4 = -4.$ Note: All solutions should be expressed in the form $a+bi$, where $a$ and $b$ are real numbers.

  12. Math

    How many numbers between 100 and 200 can be expressed as powers of 2??

  13. Imperialism and World War I

    what effect did john hay's open door policy letter have on the imperial powers of britain france germany russia and japan? A) It provoked the imperial powers to declare war on the United States. B) It caused the imperial powers to restrict trade in their

  14. English

    Choose the term that describes the type of sentence shown. If you are in line early, you'll be sure to get the best tickets. A.) compound-complex B.) complex C.) compound D.) simple I think it is C? John was late to dinner and I was late to the movies. A.)

  15. Math

    How many integers are NOT perfect powers between 1 and 1000? It might be easier to count how many are powers and subtract that number from 1000. To do this you should first find the highest power of 2 less than 1000, then you'll know how high of powers you

  16. civics

    The phrase, “the Elastic Clause,” comes from which powers of Congress? A.enumerated powers***** B.implied powers C.inherent powers D.reserved powers Please help asap

  17. Math

    The product (5+i)(5−i) is a real number, 26. What are the factors (5+i) and (5−i) called? imaginary units** complex numbers complex conjugates imaginary numbers My answer is A but im not sure if thats right

  18. Government

    Homework Help Powers that are shared by both the National Government and the States are called... A) reserved powers B) enumerated powers C) inherent powers D) implied powers E) concurrent powers The Supreme Court carries out most of the country's

  19. algebra

    To which of the following number systems does the decimal −3.162 NOT belong? Select one: A. Integers B. Rational Numbers C. Real Numbers D. Complex Numbers

  20. chemistry

    How to find moles given oxidation numbers and chemical formula? Trying to do my chemistry lab but i'm super duper stuck. please help me i'm gonna die. this is the part i'm stuck on: The overall charge on the complex, [Ni(en)(H2O)]^2+ * SO4^2- * H2O is

  21. history

    Which correctly describes the positive impact of European imperialism? Imperialist powers promoted their own interests over the well-being of indigenous peoples. Imperialist powers sought social change through self-government. Imperialist powers provided

  22. Math

    Factor the polynomial as the product of factors that are irreducible over the real numbers. Then write the polynomial in completely factored form involving complex nonreal or imaginary numbers. x^4 + 20x^2 -44=0

  23. government

    congress shares powers with the president in the field of foreign affairs. what other powers do congress and the president share? a. judicial powers b. postal powers c. territorial powers d. war powers b or c, but ill go with b.

  24. Algebra 2

    Operations with complex numbers What is the product of complex conjugates? The product of complex conjugates is a sum of two squares and is always a real number. The product of complex conjugates may be written in standard form as a+bi where neither a nor

  25. can someone please help me?

    simplify the following expressions involving complex numbers. (3+2i)-(-7-i) 10 + 3i how did you do that? can you show me this one and explain how this time? (3+2i)(-7-i) or even (3-2i)^2 you would do 3+2i=5i, then -7-i=7i then 5i+7i=12i (3+2i)-(-7-i) =

  26. Maths- complex numbers

    Find tan(3 theta) in terms of tan theta Use the formula tan (a + b) = (tan a + tan b)/[1 - tan a tan b) in two steps. First, let a = b = theta and get a formula for tan (2 theta). tan (2 theta) = 2 tan theta/[(1 - tan theta)^2] Then write down the equation

  27. Calculus

    Score for Question 2: ___ of 40 points) For the polynomial (x)=x^5-5x^4+12x^3-24x^2+32x-16 , answer the following questions. Show all of your work. How many zeros does the function have over the set of complex numbers? What is the maximum number of local

  28. calculus

    can you please explain tep by step how to solve dividing complex numbers strictly using a graph, the complex plane. I know how to do it algebraically, but not graphically. thankyou

  29. government

    the implied powers doctrine, upheld in mccullock v. maryland, gives congress the power to do a. only what the supreme court authorizes it to do b. only what is absolutely necessary to carry out the expressed powers c. anything reasonably related to

  30. Civics

    Which of the following are powers that are exercised by both the national government and state governments at the same time? A. concurrent powers B. enumerated powers C. prohibited powers D. reserved powers

  31. maths

    Find all complex numbers z satisfying the equation e 6 iz = 3i. Give your answer in Cartesian form, and indicate them on the complex plane.

  32. Math

    Use the quadratic formula to solve the equation. x² - x = -2 Type an exact answer, using radicals as needed. Express complex numbers in terms of i. Use integers or fractions for any numbers in the expression. Use a comma to separate answers as needed.)

  33. Mathematics-Complex Numbers

    Question: If z1 , z2 ,z3 are complex numbers and |z1|=|z2|=|z3|=1 and (z1)^3+(z2)^3 + (z3)^3 +z1*z2*z3=0 find the maximum and minimum values of |z1+z2+z3|. My thoughts on the question: Let z1=a , z2=b and z3= We know that |a+b+c|

  34. history

    1. What are three powers enumerated to the House of Representatives? 2. Define implied powers and the “clause” that grants Congress implied powers?

  35. algebra

    Given complex numbers m and n below, what is m + n? m = 10 + i n = 4 - 3i A. 14-3i B.14-2i C.9+i D.9+7i I think it's B.

  36. Civics

    Which of the following are powers that the U.S. government holds because these powers have generally been held by national governments A) enumerated powers B) implied powers C) inherent powers** D) prohibited powers

  37. GOVERNMENT

    Are delegated powers the powers that can only be exercised by the National Government? Then, what about expressed powers, implied powers and inherent powers. Do they all fall under the category of expressed powers?

  38. GOVERNMENT

    Are delegated powers the powers that can only be exercised by the National Government? Then, what about expressed powers, implied powers and inherent powers. Do they all fall under the category of expressed powers?

  39. maths

    Let's denote the three numbers by a1, a2, and a3. Consider the third degree polynomial: p(x) = (1 + a1 x)(1 + a2 x)(1 + a3 x) Take the logarithm: Log[p(x)] = Log(1 + a1 x) + Log(1 + a2 x) + Log(1 + a3 x) Expand in powers of x by using that: Log(1 + x) = x

  40. Pre-calculus

    Let z and w be complex numbers such that |2z-2|=25, |z+2w|=5, and |z+w|=2. Find |z|. I first squared both equations and expressed the square of the magnitudes in terms of the complex numbers and its conjugates. Next, I summed the equations together and

  41. Civics

    Which of the below concepts most closely relates to reserved powers, delegated powers, and concurrent powers? Shared powers*** The amendment process Judicial review Federalism

  42. Government Help Please

    The power to establish local units of government such as counties and to control education are examples of_____ 1)reserved powers 2)delegated powers 3)implied powers 4)inherent powers Please help. thanks

  43. math

    You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3

  44. math

    You can use the prime factorization of a number, written as the product of powers of prime numbers, to find the number of factors the number has. First, express the number as a product of powers of prime numbers; for example, 36=2 to power 2 3 to power 3

  45. Algebra II

    PLEASE HELPPPPPP What are the possible numbers of positive, negative, and complex zeros of f(x) = x4 + 3x3 − 2x2 + 1? (6 points) Positive: 2 or 0; negative: 2 or 0; complex: 4, 2, or 0 Positive: 2, or 0; negative: 4, 2 or 0; complex: 4, 2, or 0 Positive:

  46. Quick english help

    Please check & see if I classified these sentences as simple, complex, or compound correctly! 1. His tie is going to choke him unless we can get it off. (Is this a complex sentence?) 2. She laughed so hard until the teacher told her to stop. (Is this a

  47. masterin quantum

    Consider the left shift operator on the space of infinite sequences of complex numbers: L(z1,z2,…)=(z2,z3,…). Is L injective? Yes Yes - incorrect No Is L surjective? Yes Yes - correct No Find the eigenvalues and eigenvectors of L. Then complete the

  48. Algebra 2

    When dealing with imaginary and complex numbers, are there 2 solutions? I.e.: x^2=4 x=2,-2 For: x^2=-4 x=2i or -2i ? (Is there a 2i and -2i, like for real numbers?)

  49. LAL!

    are these complex sentence. if it is complex, and are the subordinate clause right are these right? the subordinate clause are in capital letters 1-IN THE 1950S the giants were the national league team from new york.( COMPLEX) 2- fans argued all the time

  50. english/check please

    Find the independent clauses and the dependent clauses.Write wether it is complex or compound-complex 1)Mr and Mrs Johnson play golf(ind) when the weather is warm.(dep)complex 2)What I would like is a vacation. independent,complex 3)Alicia works at the

  51. Social studies

    What affected John has open door policy ladders have on the imperial powers of Britain France Germany Russia and Japan and if provoked the imperial probably powers to declare war on the United States it cause imperial powers to restrict trade in their

  52. History

    What effect did John Hay's open door policy letters have on the imperial powers of Britain, France, Germany, Russia, and Japan? A)It provoked the imperial powers to declare war on the United States B)It caused the imperial powers to restrict trade in their

  53. English

    The basket (that she is holding) is made from palm fronds. independent clause adjective clause adverb clause noun clause If you fail to plan, you plan to fail. simple complex compound compound-complex John was late to dinner and I was late to the movies.

  54. Algebra

    Find all complex numbers such that z^2=2i. Thank you!

  55. Math

    what are the indicated powers of these complex numbers: a. (2 – 3i )^2 b. (3 + 4i )^3 c. [2 cis(300°)]^5 d. ( cos (4pi/3) + i sin (4pi/3)) ^4

  56. Civics

    Which of the following are powers that the U.S. government holds because these powers have generally been held by national governments? A. enumerated powers B. implied powers ** C. inherent powers D. prohibited powers

  57. Pre-cal

    The equation of the line joining the complex numbers -5 + 4i and 7 + 2i can be expressed in the form az + b*overline{z} = 38 for some complex numbers a and b. Find the product ab. Any help?

  58. Math

    I am in the 5th grade and my homework tonight is about complex numbers. I have no idea how to do complex numbers, not to mention, I don't know what they are. Can you help me?

  59. Precalculus

    Let z and w be complex numbers such that |2z - w| = 25, |z + 2w| = 5, and |z + w| = 2. Find |z|. I need a little help with absolute values on complex numbers.

  60. Math

    How many numbers between 100 and 200 can be expresssed as powers of 2? I have trouble with powers but I'm an A math student.

  61. Math

    "The conjugate of the sum of two complex numbers is equal to the sum of the conjugates of the two complex numbers." This is true right?

  62. math-complex numbers

    Sketch the sets of complex numbers in the complex plane that satisfy the following: a) |z-1|=2 b) |z-3i|=2 c) |z-5+2i|=2 I'm not sure, but are you supposed to rearrange the whole thing to |z|=a+bi? So, part b would be |z|=2+3i.

  63. Civics

    Which of the bellow concepts most closely relates to reserved powers, delegates powers, and concurrent powers? A) Shared Powers B) the amendment process C) Judical review D) Federalism

  64. ALGEBRA!!

    calculate P(i) for the following polynomial p(x)=x3+2x2-5x+8 Find | z | for each of the following complex numbers and represent them on a complex plane. a. z=-3-4i b. v=5-12i c.u=7+24i d.w=-9+40i e.p=1+3i f.t=-2i g.n=4 h.m=0 i.s=(√3-i)2

  65. Abstract Algebra

    Let H={a+bi a,b is a element R, a^2+b^2=1} be a subset of the non zero complex numbers C*. Prove that H

  66. government

    congress shares power with the president in the field of foreign affairs. what other powers do congress and the president share? a judicial powers b postal powers c territorial powers d war powers

  67. algebra,math

    i am clueless about this: (#1)What expression raised to the fourth power is 81x^12y^8z^16? (#2)Simplify each of the following expressions. Write your answers with positive exponents only. (x^2)^-3(x^-2) divided by (x^2)^-4 #1 answer (3x^3)(y^2)(z^4)

  68. precalculus

    The equation of the line joining the complex numbers -5 + 4i and 7 + 2i can be expressed in the form az + b \overline{z} = 38 for some complex numbers a and b. Find the product ab. I can get the equation of the line by slope intercept but I don't know how

  69. math,algebra

    Use the five properties of exponents to simplify each of the following expressions (y^5)^3(y^3)^2 divided by (y^4)^4 can someone show me how to solve these types of problems (y^5)^3= y^15 multiply the powers (y^3)^2=y^6 multiply the powers again as you

  70. algebra

    Can someone please help me with these problems? Please and thank you. 1)Solve the equation: (1/x)+[x/(x+2)]=1 2)Simplify the complex fraction: 3-(3/4) ------- (1/2)-(1/4) (1/x)+ [x/(x+2)] = 1 Convert left side to the sum of fractional terms with common

  71. math

    solve and simplify the answer completely by using pure imaginary numbers/complex numbers. 2x^2+3x+2=0

  72. Math

    What numbers can be expressed as an alternating-sum of an increasing sequence of powers of 2 ? To form such a sum, choose a subset of the sequence 1, 2, 4, 8, 16, 32, 64, . . . (these are the powers of 2). List the numbers in that subset in increasing

  73. trig

    Regarding the trigonometric series, Why does cos start with a 1 and why are the powers of x even numbers Also for sin, why does sin start with an x and why are the powers odd?

  74. ALGEBRA

    How many ordered triples of complex numbers(a,b,c) are there such that a^3-b,b^3-c,c^3-a are rational numbers, and a^2(a^4+1)+b^2(b^4+1)+c^2(c^4+1)=2[{(a^3) b}+{(b^3)c}+{(c^3)a}]

  75. ALGEBRA

    How many ordered triples of complex numbers(a,b,c) are there such that a^3-b,b^3-c,c^3-a are rational numbers, and a^2(a^4+1)+b^2(b^4+1)+c^2(c^4+1)=2[{(a^3) b}+{(b^3)c}+{(c^3)a}]

  76. math

    How many ordered triples of complex numbers(a,b,c) are there such that a^3- b,b^3-c,c^3-a are rational numbers, and a^2(a^4+1)+b^2(b^4+1)+c^2(c^4+1)=2[{(a^3) b}+{(b^3)c}+{(c^3)a}]

  77. math

    How many ordered triples of complex numbers(a,b,c) are there such that a^3- b,b^3-c,c^3-a are rational numbers, and a^2(a^4+1)+b^2(b^4+1)+c^2(c^4+1)=2[{(a^3) b}+{(b^3)c}+{(c^3)a}]

  78. algebra, math

    How many ordered triples of complex numbers(a,b,c) are there such that a^3- b,b^3-c,c^3-a are rational numbers, and a^2(a^4+1)+b^2(b^4+1)+c^2(c^4+1)=2[{(a^3) b}+{(b^3)c}+{(c^3)a}]

  79. Algebra 2/Trig.

    I forgot some stuff from my 7th grade algebra class about complex numbers...like what do you do with a problem like this 5+5i 3-i divided by + divided by 2-i 4+3i thanks.(divided by refers to dividing line in a fraction) In each case, RATIONALIZE the

  80. Social Studies

    What effect did John Hay's open door policy letters have on the imperial powers of Britain, France, Germany, Russia and Japan? A:It provoked the imperial powers to declare war on the united states B:It caused the imperial powers to restrict trade with

  81. algebra2-imaginary numbers

    You can add or subtract complex numbers by treating the i as a variable and combining like terms. I am having a lot of trouble figuring out these equations with imaginary numbers. 1. (3+2i)+(7-i)= 2.(1-6i)+(2-i)= 3. (2+i)-(3+i)= 4.(4+i)-(2-i)= Can someone

  82. History

    Which correctly describes the positive impact of European imperialism? Imperialist powers promoted their own interests over the well-being of indigenous peoples. Imperialist powers sought social change through self-government. Imperialist powers provided

  83. Math

    I Don't Know What Is This Subject Called In English But It's About Complex Numbers it says 25 = 16 - 9 i^2 = (4 ± 3i) But My Teacher Says 25 = 25 - 0 i^2 = (5 ± 0i) I Think My Teacher Is Wrong , The Result Is 25 But There Will Not Be Complex Number

  84. domain

    Find the domains of f and f' 1, f(x) = xe^x 2. f(x) = x^(3/5) 3. f(x) = x/(x-2) TIA 1) R 2) It's the interfal from zero to infinity for f but for f' it is this inteval with zero excluded, because unlike f, f' is singular at zero. 3) Here only the point 2

  85. Trig/Precalc

    The system of equations: |z-2-2i|=sqrt(23), |z-8-5i|=sqrt(38) has two solutions z_1 and z_2 in complex numbers. Find (z_1+z_2)/2. My first instinct on this problem was to square each equation given that the square of the magnitude of a complex number is

  86. Mathematics

    Powers of numbers less than 1 evaluate (0.6104)³

  87. american govt

    Preparing a State budget is an example of a governor's is it executive? I'm not sure I thought legislative and executive prepares the budget legislative powers executive powers judicial powers constituent powers

  88. Math

    Please show your solution and how you did it. Thank you so much. 1.If x and y are positive numbers such that x^y=y^x and y =2012x, what is x? 2. What powers of two prime numbers will give a product of 1000...000(this sign --> { below the 1000...000 and

  89. English

    In the following sentence are they compound, complex, or compound complex All girls were taught spinning when they were quite young, and they also learned weaving. I think compound complex While housewives were at the marketplace, they met at the public

  90. Math

    how many numbers between 100 and 200 can be expressed as powers of 2?

  91. Math

    Complex numbers 5i+7i x i

  92. Trigonometry

    complex numbers

  93. Social studies

    what effect did john hay's open door policy letters have on the imperial powers of britain france germany russia and japan? A:it provoked the imperial powers to declare war on the United States B:it caused the imperial powers to restrict trade in their

  94. social studies

    What effect did John Hay's open door policy letters have on the imperial powers of Britain, France, Germany, Russia and Japan? a. It provoked the imperial powers to declare war on the United States b. It caused the imperial powers to restrict trade in

  95. Social Studies

    I NEED HELP QUICK!!!! what effect did John Hay's open door policy letters have on the imperial powers of Britain France Germany Russia and Japan? 1. it provoked the imperial powers to declare war on the United States. 2. it caused the imperial powers to

  96. Math

    simplify (8 – i) – (4 – i) using Complex Numbers

  97. Math

    complex numbers: Evaluate z=(-j 3/4)^-j^3/4

  98. Math

    Dividing complex numbers 4-2i/3+1

  99. math b

    divide complex numbers: 2+3-3i^3/1-i

  100. Math

    Factor over {complex numbers} 9x^2 + 49

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