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mariarad [96]
3 years ago
6

WILL MARK BRAINLIEST!!!!

Mathematics
1 answer:
zhuklara [117]3 years ago
6 0
1. arithmetic, arithmetic, geometric

2. 3, 6, 9, 12, 15

3. -7n + 5

4. 2.4

5. 45

6. 4n + 137
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The dean of the School of Fine Arts is trying to decide whether to purchase a copy machine to place in the lobby of the building
tigry1 [53]

Answer:

$34,816.60

Step-by-step explanation:

The computation of the maximum amount of cash should willing to pay for the copy machine by using the present value is shown below:

Present value is

= Incremental\ cash\ flows \times PVIFA\ factor

where,

Incremental cash flows is $14,000 per year

Discount rate is 10%

And, the number of years is three years

PVIFA factor for 10% at 3 years is 2.4869

Refer to the PVIFA factor table

Now placing these values to the above formula

So, the present value is

= \$14,000 \times 2.4869

= $34,816.60

6 0
3 years ago
(c) If 2a + 7b = 11 and ab = 2, find the value of 4a2 + 49b2.​
Mademuasel [1]

I hope this helps you

take both of sides paranthesis square

(2a+7b)^2=(11)^2

4a^2+2.4a.7b+49b^2=121

4a^2+49b^2+56.2=121

4a^2+49b^2=9

5 0
2 years ago
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Ket [755]
I think is the top one!!!!!!!
8 0
3 years ago
Find the product (x-y) (8x+y)
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3 years ago
I Will give brainliest
saveliy_v [14]

Answer:

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Step-by-step explanation:

7 0
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