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Nitella [24]
4 years ago
15

Please Help me 20 Brainly points!

Mathematics
2 answers:
alexandr1967 [171]4 years ago
8 0

Answer:

b

Step-by-step explanation:

mojhsa [17]4 years ago
7 0

Step-by-step explanation:

\frac{1}{ \frac{1}{x + 2}  +  \frac{1}{x + 3} }  \\  \\  =  \frac{1}{ \frac{x + 3 + x + 2}{(x + 3)(x + 2)} }  \\  \\  = \frac{1}{ \frac{2x + 5 }{ {x}^{2} + 2x + 3x + 6 } }  \\  \\  = \frac{1}{ \frac{2x + 5 }{ {x}^{2} + 5x + 6 } }  \\  \\  =  \frac{{x}^{2} + 5x + 6}{2x + 5}  \\

Thus, option B is the correct answer.

You might be interested in
Please help! (its in the pic) thank you! :)
tia_tia [17]
Answer: angle 2 is 49°
explanation: the interior angles of all triangles add up to 180°, so just subtract the known angles from 180 to get the unknown angle:)
6 0
2 years ago
What value of y makes the equation 4x – 3y = 17 true, when x = 2?
earnstyle [38]

Answer:

y = -3

Step-by-step explanation:

4x – 3y = 17

x = 2

4(2) - 3y = 17

8 - 3y = 17

-3y = 9

y = -3

7 0
3 years ago
Read 2 more answers
Ai Lun, a management trainee at a large New York based bank, is trying to estimate the real rate of return expected by investors
salantis [7]

Answer:

option B

Step-by-step explanation:

given,                                              

3-month T-bill currently yields  = 3%          

customer price have been rising = 2% rate

Ai Lun's estimate of the real rate = ?            

real rate return                                                  

                       = \dfrac{1 + risk\ free\ rate}{1 +inflation\ rate} - 1

                       = \dfrac{1 + 0.03}{1 +0.02} - 1

                       = \dfrac{1.03}{1 .02} - 1

                       = 1.0098 - 1

                       = 0.0098

                       = 0.98 % ≅ 1 %

hence, the correct answer is option B

6 0
3 years ago
Kendra has 2 yards 3 inches of ribbon. She needs 5 feet 9 inches for a craft ribbon. Does Kendra have enough ribbon? If yes, how
Fittoniya [83]
She has enough she will have enough there will be 1 foot and 6 inches left.
Hope this helps.

6 0
3 years ago
A cooking class needs a minimum of 12 students to run. At this time, 7 students have signed up for the class. Write an inequalit
Sloan [31]

7 + x \geqslant 12
So the class must have at least 5 more students.
5 0
3 years ago
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