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2 years ago

8

Simplify the following expression (1 + 4i) – (3 - 6i)

1 answer:

blagie [28]2 years ago

4 0

Answer:

10i - 2

Step-by-step explanation:

( 1 + 4i ) - ( 3 - 6i )

= 1 + 4i - 3 + 6i

= 1 - 3 + 4i + 6i

= - 2 + 10i

= 10i - 2

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Help :rewrite 2.267 repeating 67 as a simplifed answer

Evgen [1.6K]

Answer:

449/198 or 2 53/198

Step-by-step explanation:

2. 2676767 = x

10x= 22. 67676767

1000x= 2267. 676767

1000x-10x= 2267.676767- 22.67676767

990x= 2245
x= 2245/990
x= 449*5/5*198
x= 449/198
x= 2 53/198

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2 years ago

Find the scale factor of the small triangle to the large triangle.

Korvikt [17]

Answer:

scale factor is: 2.25

Step-by-step explanation:

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3 years ago

How do you subtract 1.7 from 3

Sidana [21]

Answer:

ok so 3-1.7=1.3

Step-by-step explanation:

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4 0

3 years ago

Read 2 more answers

Maggie's brother is 7 years younger than four times her age. The sum of their ages is 53. How old is Maggie?

yawa3891 [41]

4x-7=53

4x-7+7=53+7

4x=60

x=60 divided by 4

x=15

6 0

2 years ago

A car used 1/72 of a galloon of gas to drive 1/3 of a mile.At this rate,how many miles can the car travel using 1 galloon of gas

KiRa [710]

Answer:

24

Step-by-step explanation:

3 x 1/72 = 1 mile

72/3 = 24

The car will use 1 gallon of gas per 24 miles

7 0

1 year ago