4 years ago

Anybody know the answer?

Mathematics

1 answer:

maksim [4K]4 years ago

8 0

x is 3pi/4 and 7pi/4

Type in correctly

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What is the solution to the rational expression x/2x+1 +1/4 = 2/2x+1

sasho [114]

Answer:

$x=\frac{2+\sqrt{2} }{2} ,\frac{2-\sqrt{2} }{2}$

$x=1.70710678,0.29289321$

I provided the exact form and decimal form!

Step-by-step explanation: hope this helps please mark brainliest!

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4 years ago

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A cuboid, with dimensions 28cm by 16cm by 15cm, has a volume of 6720cm cube. The cuboid is melted to form smaller cubes of lengt

Dovator [93]

Answer:

Vol of the cube =Vol of cubiod

Vol of each smaller cube =s×s×s= 4×4×4=64

Vol of cuboid /Vol of each smaller cube = no of cubes that can be obtained

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Hence 105 cubes can be obtained

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4 years ago

Help -8(9n-10) -20 a. 90n+54 b. -72n+60 c. -17n – 80 d. -160n

Anna [14]

Answer:

1) -8(9n-10) - 20

-72n + 80 - 20

-7n + 60

Can't factor

2) 90n+54

18(5n+3)

3) -72n+60

-12(6n-5)

4) -17n - 80

Can't factor

5) -160n

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3 years ago

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somebody read 50 pages of a book in 50 minutes she reads at a constant rate how many pages did she read per minute

miv72 [106K]

If she reads 50 pages of a book in 50 minutes, just divide 50 by 50.

50 / 50 = 1 She reads one page of a book a minute.

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4 years ago

Abi invest€500 for 4 years in a bank account pays simple interest at a rate of 2.3% per year work out the total amount of the in

timofeeve [1]

Answer:

46euros

Step-by-step explanation:

Formula- I=P*R/100*T

P=principal amount R=rate T=time

Compute the values given in the question to this formula

So, it would be-

I= 500*0.023*4

I= 46euros

And that's all!

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3 years ago