18 Dec 2022

157

Radicals and Complex Numbers

Format: MLA

Academic level: College

Paper type: Coursework

Words: 173

Pages: 4

Downloads: 0

= = =

ANSWER IS B. 

+ 1 =

– 1) ^2 = ) ^2 

3x – 3 – 2 + 1 = 3x + 6 

– 2 = 6+3-1 

Divide by -2 on both sides and Square again 

( ) ^2 = (- 8/2) ^2 

3x -3 = 16 

3x = 16 + 3 

3x=19 

x = 19/3 

ANSWER IS B. 19/3 

* = *

*  

Where i = , i 2 = -1 

*

i 2 * 24 = -24 

Answer is A 

  1.  

Using the law of indices 

= =

Factorize 88 

88 = 2*2*2*11 = * 11 

=

=

=

Answer is C 

3m +

3m +

3*5*m 2 +

15 m 2 +

= 21 m 2  

ANSWER is C 

(6 - ) (6 +

6* (6 + ) - * (6 +

36 + 6 - 6 – ( )^2 

= 36 -13 = 23 

Answer is A. 

=

Answer is A 

W (x) =

W (50) =

W (50) =

W (50) = 5.59344 = 5.6 (1 d.p.) weeks 

C. It will be about 5.6 weeks until 50 percent of the campus is watching the show. 

  1.  

+ k) 2 = + k ) + k ) 

* + k ) + k * + k ) 

= 11 + k + k + k 2 

= 11 +2 k + k 2 

Answer is D. 

= = 3x

Answer is D 

= = = 2

The answer is D 

The square of imaginary i is equal to -1 

i = =

i 20 = (i 2 ) 10 = (-1) 10 = 1 

Answer is B 

7 = 9 

7 = 9 

7/ = 9 

7/ * = 9 *

7= 9 *

) 4 = (7/9) 4 

m=2401/ 6561= 0.365950312 

No correct answer 

=

Theorem: a 2 + b 2 = c 2 

Where c is the hypotenuse 

C= = 10 in 

Answer is B 

*

* = =

=

No correct answer 

  1.  

. 6 =

= = -24*2 = -48

Answer is C 

  1.  

Multiply by the conjugate 

=

Since i 2 = -1 

= =

- = -  

Answer is C 

= =

The answer is C 

=

and simplify 

) 2 = ) 2 

2x -8 = 11 + 4x 

-2x = 19 

X= -19/2 

Answer is A. 

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Reference

StudyBounty. (2023, September 15). Radicals and Complex Numbers.
https://studybounty.com/radicals-and-complex-numbers-coursework

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