(2+Si)• (2 + 7i)

Q: – 7 cos(2 + ) 15

A: We have to find the value of x if not exist then We have to write DNE

Q: Evaluate: Ei°(3n + 7) = [ ? ]

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Q: Find all solutions   2sin(pi/4x)=1

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Q: 29 E(- 7i? + 9i + 7) i=1

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Q: 1. Simplify: a. 2i68 – 3i-89 + 4i114 i-125 + 2i213 + 3i-314 b. 5i97 - 4195

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Q: implify the trig expression. 8/1-sin(a)+8/1+sin(a)

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Q: (2+3i)2=

A:

Q: 4i(2+5i)(2-i)

A: Given multiplication, 4i(2+5i)(2-i)

Q: What is the value of (-3i)(4i)?

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Q: a.) (3 - 4i)(2 + 5i) 10/60 + 20/-45

A: Solution:

Q: 5 – 2i 1+i If A = find A. 2 – i -2 – 5i ? ? A = А ? ?

A: We will find out the required value.

Q: 32-42i/ 40 what do you do next

A: Given problem is

Q: 15 (-4i + 2) =

A: We have to solve : 15.(- 4i +2) = ?

Q: 7+8i 4+5i 6–3i 8-4i

A:

Q: 8. . Find x and y so that the following equation is true: -5- 2i = x+ yi

A: Given equation is −5−2i=x+yi. We have to find the value of x and y. Compare both sides of the…

Q: Solve Ahe intergrals given below. xe"

A:

Q: 47 (4i – 9) 9=!

A: Let S = ∑i=647(4i-9)i = 6⇒4×6-9=15i = 7⇒4×7-9=19i = 8⇒4×6-9=23....i = 47⇒4×47-9=179Clearly this…

Q: 6. f(1) =-e" sin (21 + 7 ) 3t -2t

A:

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

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

Q: 10+201 2 3+ 4i (10+5i)(16-201)

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Q: 1+3i +2-5i = (1+i)10 =

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Q: 3π/4 9) 8 sec 0 tan 0 do -T/4

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Q: -si - Si, v- hi si

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Q: 2. -2i3 + 2i18 – 3i 51 3 3134 – į13

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Q: 3+4i30 -2+i 2-i 5

A: To prove the equation 3+4i302-i=-2+i5 to prove it start from the left hand side and deduce the right…

Q: sin5 4 3 cos6 4 4. dw

A: Giventhat:-∫π3π sin5 34ω cos6 34ω dωTo find:- value of IntegralSolution:- Integral ∫sin534ωcos6 34ω…

Q: 5. Find x and y so that the following equation is true: -5-2i = x+ yi

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Q: How to solve this: sin(I/2)=20/300

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Q: 3) Solve the Trig equation: tan(40) = 1 %3D

A: We have to solve given trigonometric equation I have explained in details in step 2 please check

Q: 5) (2i – 4) – (6i + 8) -

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Q: 27) (X+yi) = -2-2i 3

A: We need to find the value x and y.

Q: 2 /8+6i +/8–6i ) =35 –i

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Q: (1 +i)(13 – 4i)(1 - i)

A: We have to simplify the given expression: 1+i13-4i1-i We know that a+ba-b=a2-b2i=-1i2=-1 Where, i is…

Q: 4. In(4i)

A: Solution

Q: 4i/5+i

A: Given expression: 4i5+i rationalize the expression…

Q: 1. Simplify: 4 + 3i h) 5 – 2i 6 - 8i g) (3 – 2i)2 i

A: g) 3-2i2h) 4+3i5-2ii) 6-8ii

Q: How do I solve: tan^-1(tan 2pi/3)

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Q: Simplify: 4+ 3i h) 5 – 2i 6 – 8i g) (3 – 2i)2 i) i

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Q: (131 +33i) / (4 - 3i)

A: The given complex number is:  131+33i4-3i

Q: sin6x 5. S 4sin?3xcos3x

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Q: 7) 2i (3 — 4i) — 3і (5 — і) -

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Q: ii) у" +у' — 6у%3 sin2x.

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Q: 3. C = In(sec[-10 – 16i]) %3D %3D 4. D = [-5 + 5i]2+2?)

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Q: 2. 4-cose 1 de =

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Q: 2 2 (/8+6i+/8–6i ) = 35 –i

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Q: 3. sin²4t 312

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Q: 2. V16230° 3. In(-1 – i) 4. In(4i)

A: The rectangular form is z=a+ib