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Zolol [24]
2 years ago
15

Given that $A = (\sqrt{2008}+\sqrt{2009}),$ $B = (-\sqrt{2008}-\sqrt{2009}),$ $C = (\sqrt{2008}-\sqrt{2009}),$ and $D = (\sqrt{2

009}-\sqrt{2008}),$ find $ABCD.$
Mathematics
1 answer:
kipiarov [429]2 years ago
6 0

Answer:

ABCD = 0.803

Step-by-step explanation:

A = \sqrt{2008}+\sqrt{2009} \\A = 44.81 + 44.82\\A = 89.63

B = -\sqrt{2008}-\sqrt{2009}\\B = -44.81 - 44.82\\B = -89.63

C = \sqrt{2008}-\sqrt{2009}\\C = 44.81 - 44.82\\C = - 0.01

D = \sqrt{2009}-\sqrt{2008}\\D = 44.82 - 44.81\\D = 0.01

ABCD = 89.63 * (-89.63) * (-0.01) * (0.01)

ABCD = 0.803

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At a certain company, loan agents are paid based on the number of loans they close in a day. Based on company records, the numbe
Ilya [14]

Answer:

C. The mean daily salary is greater than $350 per day

Step-by-step explanation:

The computation is shown below:

Y = a + bX

where,

Y = money made by a random selected

a = $150

b = $50

X = number of loan

Now

E(x) = (1 × 0.05) + (2 × 0.10) + (3 × 0.22) + (4 × 0.30) + (5 × 0.18) + (6 × 0.12) + (7 × 0.03)

= 3.94

Now

E(y) = $150 + ($50 × 3.94)

= $347

hence, the option C is not correct

4 0
1 year ago
Read 2 more answers
four friends contributed the sum of money to a charitable organization in the ratio 1:3:5:7. if the largest amount contrebuted i
suter [353]

9514 1404 393

Answer:

  birr 80

Step-by-step explanation:

The total number of ratio units is 1+3+5+7 = 16. The largest amount is represented by 7 ratio units, so is 7/16 of the total. The total contributed is ...

  16/7 × (birr 35) = birr 80

3 0
2 years ago
Tamara says that raising the number i to any integer power results in either -1 or 1 as the result, since i^2 = -1. Do you agree
Roman55 [17]
I agree only if you have even powers -- even negative ones.

1/i^2 = 1/-1 = - 1
i^0 also gives 1 So far no problem.

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5 0
2 years ago
Complete the statement to describe the expression ab+cd+ef+ghab+cd+ef+gha, b, plus, c, d, plus, e, f, plus, g, h. The expression
solmaris [256]

Answer:

The expression contains FOUR terms and each term contains TWO factors.

Step-by-step explanation:

In algebra, the word term refers to single numbers(10),  variables<em>(</em><em>y</em><em>)</em> also the product of the two(<em>10y</em>).

In the given expression : <em>ab+cd+ef+gh .</em>

We have four terms;

  • ab
  • cd
  • ef
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A factor is part of a product. For the given equation we Four terms each term will have two factors.

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5 0
2 years ago
Tyrone and Terri both bought sofas with installment loans. Tyrone bought a sofa with a
Minchanka [31]

Answer:

Tyrone paid the higher markup rate.

Step-by-step explanation:

Tyrone and Terri both bought sofas with installment loans.

Tyrone bought his own with a sticker price of $1350 by paying $74 a month for 24 months. Therefore,

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52 × 24 = $1248

mark up = $1248  - $950  = $298

Terri markup rate = 298/24 = $12.4166666667  = $12.42 per month

6 0
2 years ago
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