3 years ago

Simpilify the expresssion 2+3i/4+3i

1 answer:

3 0

Multiply the numerator and denominator by 4+5i
=[(2+3i)(4+5i)]/[(4-5i)(4+5i)]
=[(8-15)+(12+10)i] / [16+25] <span>= [ -7 + 22i ] / [41]
= (-7/41) + (22/41)i </span>

You might be interested in

5/8 divide by 1/4 simplest form

rewona [7]

It's 5/2 not simplified and 2.5 simplified

7 0

3 years ago

Haley bought 8 pencils and 3 folders for $10.39. Nicole bought 5 pencils and 4 folders for $10.51. How much does a folder cost?

cupoosta [38]

Answer:

$1.89

Step-by-step explanation:

1) 8p+3f=$10.39

2) 5p+4f=$10.51

where p represents pencil & f represents folder.

multiply the first equation by 5 and the second equation by 8.

40p+15f=$51.95

40p+32f=$84.08

Subtract

17f=$32.13

f=$32.13/17 =$1.89

6 0

3 years ago

Read 2 more answers

If the diameter is 4 feet and<br> 18 inches, how long is the radius?

wel

Answer:

2 feet 9 inches

Step-by-step explanation:

Radius = Diameter/2

3 0

3 years ago

Read 2 more answers

What is the greatest common factor of 60x4y?, 45xy, and 75xºy?

Scrat [10]

Answer:

15x^3y

Step-by-step explanation:

60, 45 & 75 are all divisible by 15

3 0

2 years ago

Which of the following could be the side measures of a right triangle?

Anastasy [175]

Answer:

I don't know

Step-by-step explanation:

I'm just downloaded it

7 0

3 years ago

Read 2 more answers