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katen-ka-za [31]
2 years ago
13

What number should be added to both sides of the equation to complete the square? x2 + 3x = 6 (StartFraction 3 Over 2 EndFractio

n) squared 3 62
Mathematics
2 answers:
Alex73 [517]2 years ago
3 0

Answer:

\frac{9}{4}

Step-by-step explanation:

Given

x² + 3x = 6

To complete the square

add ( half the coefficient of the x- term )² to both sides

x² + 2(\frac{3}{2} )x + (\frac{3}{2} )² = 6 + (\frac{3}{2} )²

The number added to both sides is (\frac{3}{2} )² = \frac{9}{4}

Firlakuza [10]2 years ago
3 0

Answer:

b

Step-by-step explanation:

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Use:

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A quotient is considered rationalized if its denominator contains no
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  radicals or complex numbers

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4 0
2 years ago
X+100+31=180. what does X=? *<br> Nour answer
mr_godi [17]

Answer:

49

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5 0
2 years ago
Drew burned 2,000 calories Friday playing one hour of basketball and canoeing for two hours. Saturday he spent two hours playing
tensa zangetsu [6.8K]
To answer this, write a system of equations and use one to solve the other.

b + 2c = 2000 or b = 2000 - 2c (substitute this in for b in the 2nd equation)

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He burned 700 calories per hour canoeing and 600 calories per hour playing basketball (2000 - 2 x 700).


 





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