"1 is only the real number whose product with every number leaves the number unchanged."

Q: -6- Evaluate the expression and write the result as a complex V-8V-5 number.

A: This question is based on complex numbers.

Q: Evaluate if x=4,8,3,-2 ∑x ∑x+1 ∑(x+1) 3∑x - 4

A: Given that  if x=4,8,3,-2

Q: You are given a real number N. How should you write it as a sum of two real numbers so that their…

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Q: Reduce the quality 5i to (1-i)(2-i)(3-i) real number.

A: Now we reduce the quality  5i(1-i)(2-i)(3-i) to real number.   5i(1-i)(2-i)(3-i)…

Q: 1 - 12

A: Given               2+j34-j2=

Q: Write each expression in the form 2 or 3x for a suitable constant k. (a) (2-x.2-5x) 6/11 (b)…

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Q: Com following wite x+30 ニ

A: Given,

Q: 5x 1 х2-1 х-1 х+1

A: The solution is given below-

Q: negative numbers

A: Product of two negative number is a positive number. A positive number is always greater than a…

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

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Q: Add (10-5i)+(2+3i)

A: We can find the addition as below

Q: Express -25 22+7x+10 in simplest form. Show all work.

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Q: Show that the sum of a positive number and its reciprocal is at least 2.

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Q: Write (2 + i) 3 in standard form.

A: Our Aim is to write (2+i)3-(i) in standard form

Q: 4Q Express 2= (1+2i)² 7-i in the form a + ib where a and b are real numbers.

A:

Q: Find the sum of first 24 terms of the list of numbers whose nth term is a. 3+2n

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Q: Write the number as a product of a real number and I Square root of -80

A: This question can be solved by applying the concept of a.b=a×b

Q: (a) Simplify i*+1 in real and imaginary parts.

A: As there are two questions given ,i only do the first.