Evaluate. Express results in Rectangular Form correc to 3 decimal places. Arccot (3 + 4i)

Q: Question 3 What is the equation of a parabola with a vertex at (4,8) and directrix at y 4 Ox+4)^2-16...

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Q: Find all the complex roots of (-1 – 7i)“/'

A: Given that -1-7i17 To find all of it's complex roots.

Q: Sammy wants to buy a new stereo priced at $ 442 he enters into an agreement to pay $22 a month for 2...

A: According to the agreement Sammy pays $22 for 24 months, Therefore the amount she paid is 22×24=528 ...

Q: Given the function 9(e)%3sin(2- cos(4t) and the mesh t = to + ik, where to determine the backward fi...

A: Since we only answer up to 3 sub-parts, we’ll answer the first 3. Please resubmit the question and s...

Q: Draw the Venn diagrams for each of the sets. a) AN (BUC) b) (AU B) – C

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Q: O Reverse the order of integration and do not evaluate. xp hp Show the region.

A: As per our guidelines, we are supposed to solve only first question. Kindly repost other question as...

Q: When dividing x^3+2x+4 by 3x+2 in Z11[x], the remainder is

A: 1)  The statement is true  Now to see  ho the given polynomial is irreducible or not 

Q: Prove that the planes (i) 12x – 15y + 16z – 28 = 0, (ii) 6x + 6y – 7z - 8 = 0, and (üii) 2x +35y – 3...

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Q: FIND THE UNTQUE SOLUTION OF AU= O 34/x1<4 on SUCH THAT U(x)= 5 on xl = 3, U(x)=6 on /x/-4 2 in R 1.....

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Q: simplify 520 63 13 ,0.3805i )-5 2i O 5 2i 292-21.8°

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Q: Let D= f(R,P) denote the demand for a commodity when the price is P and R is advertising commodity. ...

A: Given that D=fR,P denote the demand for a commodity when the price is P and R is advertising commodi...

Q: 9. (a) Let f : [a, b] → R be continuous and suppose that f(x) > 0 for all x. Show that there is some...

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Q: 5665+7566676

A: to add the two numbers 5665+7566676 write the numbers as follows 5665+7566676  

Q: The equation ( 3xy2+7x3 )dx + ( 4x2y+3√xy )dy = 0 as an integrating factor of the form xk. Determine...

A: Exact differential equation,

Q: Define a recurrence relation and all necessary initial conditions for the following problem: A strin...

A: As per the question we have to find a recurrence relation with necessary initial conditions for the ...

Q: Activity #3 in Differential Equations Solve for GS/PS for the following differential equations. Writ...

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Q: 1. Teddy is 3 times as old as Anny. Eight years from now, Teddy will be twice as old as Anny. How ol...

A: "Since you have asked multiple questions, we will solve the first question for you. If you want any ...

Q: from a solid right circular cylinder with height 10 cm and radius of the base 6 cm a right circular ...

A: We have to find volume of remaining solid.

Q: 2. Express as a single power series form: (n – 2)an+1(2x - 3)n+1 + ) an-1(2x – 3)"-1 n=0 n=2

A: We have to express the given series as a single power series form.

Q: Show the argument below is invalid p −→ ¬q (¬q ∧ r) −→ ¬s ¬p   ∧   ¬r  s ∨ p ∧ m ∴ s −→ m

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Q: obtain a real root of a“ – 5x+1=0 with a = 0 until absolute error < 0.0001

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Q: 0.4. One can purchase a room cooler for Rs. 2400 cash or for Rs. 1200 cash down payment and two mont...

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Q: Use a software program or a graphing utility with matrix capabilities to write v as a linear combina...

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Q: 2x + 7y + 2z - 5w = 3 3x + 8y + 5z + 2w = 2 4x + 5y + 14z + 10w = 12 5x + 12y + 8z+ 4w = 4

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Q: 0. 6. A ceiling fan is marked at Rs. 970 cash or for Rs. 210 cash down payment followed by three equ...

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Q: How do you graph: -x^2+4x-5<0?  I believe the solution is negative infinity to positive infinity?

A: Given is an inequality  We have to graph the inequality. First we solve the given inequality to find...

Q: Let G = R \ {-1}. Define * on G by a * b = a + ab + b. 1. Compute 2-² in G 2. Find the solution of t...

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Q: 4. Rectangle ABCD has vertices A (3,5), B (5,5), C (5,1) and D (3,1). Determine the coordinates of t...

A: Introduction: A point can be rotated around the origin by an angle θ in counter-clockwise direction....

Q: Activity 5 Real Life Appllcation Using Arithmetic Sequence and Geometric Sequence Directions; Make a...

A: according to our guidelines we can answer only three subparts, or first question and rest can be rep...

Q: The operation subtraction on the set of natural numbers N.

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Q: Quick loans will loan you $600 with the understanding that you will repay them $689 in 2 weeks what ...

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Q: 18 -16 -12 -8 -4 4 12 16 -4 +8+ Use the graph to identify the x and y intercepts of the graph. Note ...

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Q: 1. Suppose that D is the region bounded by the paraboloid r = y? +z? and the plane I+ 42 = 4. Set up...

A: Solution is below.

Q: Phoebe needs $6000 one year from now to finance the recording of her acoustic music album. Phoebe ha...

A: As per the question we have to find the amount of money Phoebe has to deposit monthly into an accoun...

Q: Find the value of b if the complex number is 6 + 4j = 0

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Q: Simpli fy, (1 – i) (2 – i) (1+ 3i) (2 + i) (1+ i)

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Q: dx 1. dt xt x(0) = 1, solve for x(0.3) when h = 0.1 I| -

A: Given function is, dxdt=-12xt,   x(0)=1, h=0.1 and we need to solve, x(0.3)   Here we have, (t0, x0...

Q: Let f(x,y) =x²+y² +cxy be a function on domain R?; c is an arbitrary constant number. (a) Write down...

A: Given , f(x,y)=x2+y2+cxy is a function on domain R2 and c is constant To find : Value of c for which...

Q: Jason purchased items for his backyard. The total length of wood Jason bought to make a raised garde...

A: We know, 100 centimeters = 1 meter. So, 1280 centimeters = 1100×1280 meters. i.e. 12.8 meters.  

Q: Construct a Verm diagram to illuetrate the poorible intersection and unions for the following events...

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Q: DE MOIVRE'S THEOREM Copy the problems and show your full solutions on your answer sheet. Evaluate th...

A: use demoiver's  theorem 

Q: Determine whether the function y= x² + 1 is a solution (or not a solution) to the following differen...

A: This is a problem of differential equation.

Q: s of stick t

A: Given that it needs 5meters of stick to make a picture frame.

Q: before each number. (-5, 2

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Q: Find the value of x7 in 3 decimal places (positive value) using Newton-Raphson Method (7th Iteration...

A: To find 7th approximated root of f(x)=sinx-x using Newton-raphson iteration method.

Q: Write each vector as a linear combination of the vectors in S. (If not possible, enter IMPOSSIBLE.) ...

A: Given S={ s1 = (2,-1,3),   s2 =(5,0,4)} a) To write (-1,-2,2) as linear  combination of s1 and s2

Q: Let f(x,y) =x²+y² +cxy be a function on domain R?; c is an arbitrary constant number. (a) Write down...

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Q: 2x + 7y + 2z - 5w = 3 3x + 8y + 5z + 2w = 2 4x + 5y + 14z+ 10w = 12 5x + 12y + 8z +4w = 4

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Q: Solve the following equations. i) e³ = 2+2i )=2+2i

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Q: 3i45 6i72 2136 Z = 3i17-4i64 5i32 + 2i75 | 2123 +4i56 4i 39

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