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algol [13]
4 years ago
13

Simplify (-4+6i)(-2+7i)=

Mathematics
1 answer:
Sophie [7]4 years ago
6 0

Step-by-step explanation:

all work is shown and pictured

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Bob can chop down 10 trees in 30 minutes, while Frank can chop down 15 trees in 30 minutes. Working together, how long will it t
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It will take 120 minutes to chop down 100 trees.

Bob chops 10 trees in 30 minutes, so he can chop 100 trees in 300 minutes.

Frank chops 15 trees in 30 minutes, so he can chop 100 trees in 200 minutes.

Solve this using the following equation:

15 / 30 = 100 / x

Solving for x gives 120 minutes.

The unitary approach is a way of solving a hassle via first locating the price of a single unit, after which locating the necessary cost with the aid of multiplying the single unit fee.

The formula of the unitary approach is to find the cost of a single unit after which multiply the cost of an unmarried unit via the quantity of units to get the important price.

Learn more about the unitary approach here brainly.com/question/23423168

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8 0
2 years ago
If the proportion of the total disposable income spent on consumer goods and services is 94.1 percent and if
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It’s B.The aps.........
4 0
3 years ago
A company ears a profit of $100 the first month it is in business. Every month after that, the
anastassius [24]

Good evening ,

Answer:

<h2>1318.75 $</h2>

Step-by-step explanation:

Look at the photo below for the details.

:)

7 0
4 years ago
The value of John's baseball card collection decreases exponentially over time, and the value of his silver collection increases
Dmitry [639]

Answer: correct answer is B

Step-by-step explanation:

The value of John's silver collection changes at a faster rate than the value of John's baseball card collection.

 V = 500(1.05)^2t + 600(0.95)^t

Because of 2t

Every 6 month, t = 2t

3 0
3 years ago
the ratio of country albums to jazz albums in a music collection is 2 : 3. If the music collection has 45 albums, how many are c
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30 country albums because if you divide 45 by 3 you get 15 which is 1/3 of the whole thing. Add another 15 and you get 30 which is 2/3 of it.
4 0
3 years ago
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