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xeze [42]
3 years ago
12

Select the correct answer.

Mathematics
2 answers:
kkurt [141]3 years ago
5 0

Answer:

The answer is A I'm not 100 percent sure

kaheart [24]3 years ago
5 0

Answer:

A.

81 − 49y2

Step-by-step explanation:

edmentum answer---

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A class contains 18 girls and 14 boys. For all parts of this question, each boy and girl are distinguishable from one another. A
sergiy2304 [10]

Answer:

The total number of ways is 252.

Step-by-step explanation:

Number of girls = 18

number of boys = 14

Commitee of one girl and a boy

(18 C 1)(14 C 1)

= 252

3 0
3 years ago
Emma and Max want to buy a house together.
Alex

Answer:

  £123,000

Step-by-step explanation:

Their combined income is ...

  £18,500 +22,500 = £41,000

They can borrow 3 times this amount, or ...

  3 × £41,000 = £123,000

__

<em>Comment on this transaction</em>

The required deposit is 5% of 130,000 = 6,500, which is more than their savings. After this down payment is made, the remaining value is £123,500, which exceeds their borrowing power. It appears that Emma and Max need to find a house with a lower price.

6 0
3 years ago
Amy deposits S500 into an account that pays simple interest at a rate of 5% per year. How much Interest will she be paid in the
Vilka [71]

Answer:

She will be paid $100 in interest in the first 4 years.

Step-by-step explanation:

This is a simple interest problem.

The simple interest formula is given by:

E = P*I*t

In which E is the amount of interest earned, P is the principal(the initial amount of money), I is the interest rate(yearly, as a decimal) and t is the time.

Amy deposits $500 into an account that pays simple interest at a rate of 5% per year.

This means that P = 500, I = 0.05

How much Interest will she be paid in the first 4 years?

This is E when t = 4. So

E = P*I*t = 500*0.05*4 = 100

She will be paid $100 in interest in the first 4 years.

5 0
3 years ago
Match the following items.
shusha [124]

Step-by-step explanation:

The following match

* a² + 2ab + b² and (a + b)²

* a² - b² and (a - b)(a + b)

* a² - 2ab + b² and (a - b)²

* a³ - b³ and (a - b)(a² + ab + b²)

* a³ + b³ and (a + b)(a² - ab + b²)

* y = 10x Direct variation

* xy = 18 Algorithm

* y = 4xz Joint variation

* y = 4x/z Inverse variation

6 0
3 years ago
Find the domain and range of the exponential function h(x) = 125 x .
ololo11 [35]
To get the clear view about the domain and the range of the function, I have plotted the graph of the given function, it is showed in the attachment.
From the graph we can conclude that:
The domain is all real numbers. That is:
(-∞,∞)

The range is all positive real values. That is:
[0,∞)

b] Explanation:
As the values of x increases, the value of h(x) also increase. 

7 0
3 years ago
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