2 years ago

Can somebody help me with this ?? :)

Mathematics

2 answers:

AlexFokin [52]2 years ago

6 0

The correct answer is b!

Diano4ka-milaya [45]2 years ago

4 0

Answer:

Step-by-step explanation:

This answer does not prove anything.

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The complex numbers w

solmaris [256]

$w=\dfrac{1+i+i}{i(1+i)+2}\\\\w=\dfrac{1+2i}{i-1+2}\\\\w=\dfrac{1+2i}{1+i}\\\\w=\dfrac{(1+2i)(1-i)}{1+1}\\\\w=\dfrac{1-i+2i+2}{2}\\\\w=\dfrac{3+i}{2}\\\\w=\dfrac{3}{2}+\dfrac{1}{2}i$

5 0

2 years ago

Solve by factoring:<br> X^2-13x-14=0

AURORKA [14]

Answer:

x = -1 and x= 14

Step-by-step explanation:

x^2 -13x -14=0

x^2 + x- 14x -14 = 0

x(x+1) -14(x+1) = 0

(x+1)(x-14) =0

x+1 = 0

x= -1

x-14=0

x= 14

4 0

3 years ago

F(19) = <img src="https://tex.z-dn.net/?f=%5Cfrac%7B3%7D%7Bx%2B2%7D-%20%5Csqrt%7Bx-3%7D" id="TexFormula1" title="\frac{3}{x+2}-

Verizon [17]

Answer:

1/7 - 4

1/7 -28/7

$\frac{-27}{7}$

Step-by-step explanation:

6 0

2 years ago

Illusion [34]

Check the picture below.

4 0

2 years ago

Which number is the median? 5, 15, 16, 20, 21, 21, 23, 23, 23, 26, 26, 26, 26, 27, 27, 29, 29, 29, 29, 29, 30, 30, 30, 30

scoray [572]

Answer:

median is 26

Step-by-step explanation:

26+26=52

52÷2=26

8 0

2 years ago

Read 2 more answers