Calculate: 4+ 3i (a) -1- 3i (b) (1 + i)(3 – 4i)(4 – i) = i(2 + 2i)³ | (c) (3 – 2i)² ||

Q: A: 7:6 A = = 9:21: B B =

A: The given ratio is        A : 7 : 6 = 9 : 21 : B For the given ratio to hold, we must have…

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A: Given that       c × 1 = c We have to show that, this belongs to which property.

Q: 11. Find the values of the real numbers x and y if (x- 4i) – (3 – i) = 6 + yi. तद A. x = 3, y =-5 B.…

A: Consider the given complex equation, x-4i-3-i=6+yi simplify the equation as follows,…

Q: The set S = {x : I ½x - 3 I > 4 }.

A: Given set is We need to find the set in the interval form.

Q: D Express the interval in (a-k, a+R) aad 1 x.-alc.R I(3x+1)?(<!

A: |(3x+1)2| &lt;1 both side we take square roots |3x+1|&lt; +1 3x+1 &lt;+1 3x+1&lt;1    or    3x+1&lt;…

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Q: (37+18) 72

A: The solution is given below

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

A: