3. If a=4-i and b=10+3i, then which of the following is the value of 3a-4b? -28+9i -21-15i (2)-28-15i -21+9i 3(4-1)-4 (10+31) = là -3i-40-li 4. If z₁ = a + bi and z₂ = c+di represent two complex numbers with real components a, b, c and d, then which of the following represents the coefficient of i in the product of z, and z₂? (1) ac-bd (3) ab+cd Jamal (2) ad-bc (4) bc + ad COMMON CORE ALGEBRA II, UNIT ASSESSMENTS- UNIT #9-FORM C eMATHINSTRUCTION, RED HOOK, NY 12571, © 2018

Q: Determine the argument and the modulus of the given complex (-2-4i)(5i) number: (3+8i)

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Q: 4) Add or subtract the following complex numbers. (4+51)-(2-3i)= Multiply the complex numbers and…

A: we need to subtract the complex numbers and also need to find out the product.

Q: (7) The line from the origin to a complex number makes a cer- tain angle with the horizontal axis.…

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Q: For the complex numbers • w = 3-5 i • z = -4+7 i Enter exact value of the imaginary part of their…

A: Product of two complex numbers (a+ib)(c+id)=ac-bd+i(ad+bc)

Q: 4) Add or subtract the following complex numbers. (2+31)-(5-61)= Multiply the complex numbers and…

A: Given query is to perform indicated operation.

Q: 3 – 5i - Write as a complex number. In other 2+ 3i words, find real numbers a and b such that 3 – 5i…

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Q: Simplify, then express each in complex number form “a+bi” 1) -3(4+2i) -2(5-3i) 2) (4+3i)^2 3) 11+2i…

A: Since you have asked multiple question, we will solve the first 3 question for you as per our guide…

Q: How would I find the magnitude of the complex number based on the given values for z?

A: To find the magnitude of the complex number

Q: Consider the two complex numbers 21 = -8-6i and z2 = -6 - 2i. Find 21-22 = (give you answer in the…

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Q: What is the multiplicative inverse of the complex mumber z = 2-5i? 2 В. 29 29 c (1) D. (;=) А. C.…

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Q: 2:+32=4-61

A: we need to find out the complex number (z)"Note in the case of multiple questions posted, we can…

Q: Which operation involving complex numbers requires the use of a conjugate?(a) division (b)…

A: The conjugate of a complex number a + bi is the complex number a - bi. If a complex number is…

Q: If z=3-4i then express these following complex numbers in the form of a+ib: (a) (=+1)(=+i) 2z (b)

A: If z = a + ib and w = c + id then z+w = (a+ib) + (c+id)       = (a+c) + i(b+d)

Q: (a) Simplify the following () 62 (i) V-180 (b) For the complex numbers 21 = 8+ 15j and z2 =-3 + 8j,…

A: →j2 = -1→j4 =j2 × j2 = -1×-1 =1             So, j4k =1 , where k is any natural number.→Let z= x +…

Q: Find the difference between the complex numbers. (4 – 7 i)- (5+ 6 i )-(-1-13 i) (4 – 7 i)- (5+…

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Q: Let -3 4 M = -4 -3 Find formulas for the entries of M", where n is a positive integer. (Your…

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Q: 1. Perform the indicated operation, your final answer should be written in the form a+bi, are real…

A: I have solved first part for other part repost question

Q: 4. What is the simplification of the following complex expression (i? = -1) 5-i 3+i

A: To simplify the given complex expression:- 5-i3-i

Q: What is the complex conjugate of the root æ 3i? O a = -3i

A: if a+ ib is the complex then its conjugate root is a-ib

Q: Find the argument of the complex number 3 + 17i - 9. 9T - 4 97 4

A: To find the argument of given complex number

Q: 3. a) If 2 - i is a root of x3 – 2x² – 3x + 10 = 0, find the other complex root. b) Calculate the…

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Q: Put the complex number of (1+2i)/(2+i) in the form if a +bi, where a and b are real numbers

A: The given complex number is 1+2i2+i.

Q: 6. Write the complex number is standard form (a + bi) 14- V-98 -7

A: As we know from the radical rule: -a=-1a   Given: 14--98-7

Q: 1. Write the complex number 2+ iv3 in the form of reio . (2 Marks)

A: Here we first find modulus and arg then convert this into polar form

Q: The below diagram shows 4 of the 5th roots of some complex number z. Drag the green dot to the…

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Q: 4. Preform the following operations and express the answer as a complex numbers. а) (15 — 20) — (6 +…

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Q: Consider the following statement: 3 EC such that x² = -3 Which of the following are correct English…

A: The statement  such that .There exist atleast one complex number x for which the square equals .

Q: a

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