Assume Z₁ = 7 - 4i and Z₂ = 2 + 5i. Find the sum and difference of z1 and 22.

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A:

Q: Express 8/-121 as a complex number (in terms of i): 8-121 = %3D

A: The expression is given as , -8-121 Express as a complex number.

Q: Add / subtract: A) (-1+ 2i) + (-2 + 5i) B) (2-3i) - (-2+ 3i)

A:

Q: Divide (3 - 4i)/(4 + 3i) and express the result in standard form.

A: Multiply by the conjugate of the denominator

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A: The given expression 2i-6+2i+-i+7+8i¯¯1-i. Simplify the expression 2i-6+2i+-i+7+8i¯¯1-i in standard…

Q: Let a = - 4i – 33+ 3k and b = 4i – 33+ 2k. Find a – 36.

A: given   a→=-4i→-3j→+3k→    and  b→=4i→-3j→+2k→ we have to find a→-3b→

Q: multiply (5 + 2i)(4 - 3i). please show all the work used to multiply.

A:

Q: (-5 + 3i) (-3 +6i)

A: To simplify the given expression.

Q: Evaluate -1 8i+9 i=1n²

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Q: -1+6i/-3-3i

A: Our Aim is to evaluate the expression given below:--1+6i-3-3i -(i)

Q: Divide and express the result in standard form: (7 + 4i) / (2 - 5i).

A: 7+4i2-5i

Q: Express −1+√−81 as a complex number −1+√−81

A:

Q: i/-1+3i

A: Given  that ,  let  z = 8i-1+3i  We have to change it in the Standard form of  complex number a + i…

Q: (3 + 7i) 2 – 3i)

A: Follow next step

Q: (8+4i)(8+4i)=

A: Given,(8+4i)(8+4i)now,(8+4i)(8+4i) = 8(8+4i)+4i(8+4i)

Q: |Write the following numbers in a + bi form: -2 – 5i (a) -1+ 2i + i, -1 -5 + 3i (b) i, 5i (c) (–5i)³…

A:

Q: Write the following numbers in a + bi form: -1 - 4i + i, -2 – 3i 1 -3 + i, 3i 4i =) (i)³ + i. +

A: Topic:- complex number algebra

Q: Solve and

A:

Q: Given the following zeros: 0, 4, -4i. Name the fourth zero

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Q: Perform the following difference and write the result in a + ib form. 2 + 3i 1 + 2i 8+i 3-i

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Q: Multiply/Divide A. (4-2i)/(-2 -3i)

A: Multiply/Divide A. (4-2i)/(-2 -3i)

Q: Assume Z₁ = 7 - 4i and Z₂ = 2 + 5i. Find the sum and difference of z1 and z2. Z₁ + Z₂ = Z1-Z₂ = +

A: Given that z1=7-4i and z2=2+5i

Q: Evaluate (1+ i)6 + (1 – i)³. Select one: Oa. -2 – 10i O b. 2- 10i OC. - 2+ 10i O d. 2+ 10i

A:

Q: Multiply and Simplify (5 + i) (4 - 7i)

A: simplify the expression.

Q: Multiply (4-3i)(4+3i) and write the final answer in the phone a+bi

A: The given data is: 4-3i4+3i To write the final answer in the form of a+ib