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mojhsa [17]
3 years ago
12

Is (x+1)/x^2 greater or less or equal to 1/x

Mathematics
1 answer:
Sergio039 [100]3 years ago
6 0

Answer:

(1) x^2 is greater than 1.

(2) x is greater than -1.

(1) x^2 is greater than 1 --> x2>1x2>1 --> x<−1x<−1 or x>1x>1. Sufficient.

(2) x is greater than -1 --> x>−1x>−1. Not sufficient.

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Solve for the value of s.<br> 58<br> (s-4)
sukhopar [10]

Answer:

Step-by-step explanation:

58(s-4)=0

58s-232=0

58s=232

S =232/58

S=4

Value of a is 4.

4 0
3 years ago
Kevin and Randy Muise have a jar containing 46 coins, all of which are either quarters or nickels. The total value of the coins
Zepler [3.9K]

Answers:

24 quarters

22 nickels

==========================================================

Work Shown:

q = number of quarters

n = number of nickels

q+n = 46 coins total which solves to n = 46-q

25q = value of all the quarters in cents

5n = value of all the nickels in cents

25q+5n = value (cents) of all the coins of both types

25q+5n = 710 cents total = $7.10

-------------

Apply substitution.

25q+5n = 710

25q+5(46-q) = 710

25q+230-5q = 710

20q+230 = 710

20q = 710-230

20q = 480

q = 480/20

q = 24

They have 24 quarters

This yields 25*q = 25*24 = 600 cents = $6.00 so far.

Use that value of q to find n

n = 46-q

n = 46-24

n = 22

They also have 22 nickels.

They have an additional 5n = 5*22 = 110 cents = $1.10

In total, they have 6.00+1.10 = 7.10 dollars which confirms we have the correct coin counts. Also, q+n = 24+22 = 46.

8 0
3 years ago
Triangle XYZ and EFG are given. ΔXYZ≅ΔEFG by SAS. If m∠EFG = 5p-2, YZ=2n-5 and GF=n+5 then which of the following statements are
VMariaS [17]

Answer:

  A.  ZY=15

Step-by-step explanation:

Insufficient information is given about angles to make any statement about the value of p or the measures of any angles. (Eliminates B,C,D,E)

Side YZ corresponds to side FG. Since they are congruent, their measures are the same. This means ...

  2n -5 = n +5

  n = 10 . . . . . . . . add 5-n

YZ = ZY = 2·10 -5 = 15 . . . . . . matches choice A

4 0
3 years ago
At the store, mimi paid 0.84 for seven oranges.
vagabundo [1.1K]
Since 7oranges=$0.84 find the unit rate by dividing 0.84 by 7 to get 0.12 then take that number and multiply it by 24 to get $2.88
4 0
3 years ago
Your revenue is 32456 your gross margin is 23487 your operating expenses are 8123 your profit is
Natali5045456 [20]

To compute for your profit, you just have to deduct your operating expenses to your gross margin. The gross margin is already the gross profit you have earned which is computed by deducting cost of goods sold to the revenue.

23,487 (gross margin) – 8,123 (operating expenses) = 15,364 (profit)

3 0
4 years ago
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