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Bas_tet [7]
3 years ago
8

If √2=1.414,√3=1.find the value of 1/√3+√2.​

Mathematics
1 answer:
Pie3 years ago
3 0

Answer:

0.318

Step-by-step explanation:

\frac{1}{ \sqrt{3} +  \sqrt{2}  }  \\  \\  = \frac{1}{ (\sqrt{3} +  \sqrt{2} ) }  \times  \frac{( \sqrt{3}  -  \sqrt{2}) }{(\sqrt{3}  -  \sqrt{2} )}  \\  \\  = \frac{1 \times ( \sqrt{3}  -  \sqrt{2}) }{(\sqrt{3}) ^{2}   -  (\sqrt{2} )^{2} }  \\  \\  = \frac{ \sqrt{3}  -  \sqrt{2}}{3 - 2}   \\  \\  = \frac{ \sqrt{3}  -  \sqrt{2}}{1}    \\  \\  = \sqrt{3}  -  \sqrt{2} \\  \\  = 1.732 - 1.414 \\  \\    \huge \red{ \boxed{ \frac{1}{ \sqrt{3} +  \sqrt{2}  } = 0.318}}

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(-3/2)x - 9 = - 27 solve for x
aleksklad [387]

Answer:

x = 12

Step-by-step explanation:

Solve for x:

(-3 x)/2 - 9 = -27

Put each term in (-3 x)/2 - 9 over the common denominator 2: (-3 x)/2 - 9 = (-18)/2 - (3 x)/2:

(-18)/2 - (3 x)/2 = -27

(-18)/2 - (3 x)/2 = (-3 x - 18)/2:

(-3 x - 18)/2 = -27

Multiply both sides of (-3 x - 18)/2 = -27 by 2:

(2 (-3 x - 18))/2 = -27×2

(2 (-3 x - 18))/2 = 2/2×(-3 x - 18) = -3 x - 18:

-3 x - 18 = -27×2

2 (-27) = -54:

-3 x - 18 = -54

Add 18 to both sides:

(18 - 18) - 3 x = 18 - 54

18 - 18 = 0:

-3 x = 18 - 54

18 - 54 = -36:

-3 x = -36

Divide both sides of -3 x = -36 by -3:

(-3 x)/(-3) = (-36)/(-3)

(-3)/(-3) = 1:

x = (-36)/(-3)

The gcd of -36 and -3 is -3, so (-36)/(-3) = (-3×12)/(-3×1) = (-3)/(-3)×12 = 12:

Answer:  x = 12

3 0
3 years ago
PLEASE HELP!
Leona [35]

Answer:

The initial temperature of the object was 37.6

Step-by-step explanation:

we have

f(t)=Ce^{(-kt)} +20

where

f(t) represent the temperature of the object in degree Celsius

t is the time in minutes

Find the value of the constant C

we have the ordered pair (4,35)

substitute in the equation and solve for C

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Find the initial value of the object

we know that

The initial temperature is the value of f(t) when the value of t is equal to zero

so

For t=0

f(0)=(17.6)e^{(-k*0)} +20\\f(0)=17.6 +20\\f(0)=37.6

therefore

The initial temperature of the object was 37.6 (I not include units)

7 0
3 years ago
Find the tangent ratio of angle Θ. Hint: Use the slash symbol ( / ) to represent the fraction bar, and enter the fraction with n
lions [1.4K]

Answer:

There are two ways you can answer that. Either way will be correct.

tantheta= 4/3 or,

tantheta=3/4

I hope this helped☺️

Step-by-step explanation:

6 0
4 years ago
What is the product of 4 – 11i and 6 2i??
DochEvi [55]
The product of 4-11i and 6 2i is <span>10 - 9 i</span>
8 0
3 years ago
Solve the literal equation for E.<br><br> LaTeX: G=\frac{2b^2E}{F}
Trava [24]

Answer:

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Step-by-step explanation:

Multiply by the inverse of the coefficient of E.

  G=\dfrac{2b^2E}{F}\\\\\boxed{E=\dfrac{FG}{2b^2}}

5 0
3 years ago
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