3 years ago

Solve the equation by factoring x^3+17x= -72

1 answer:

7 0

X= -2.8596 or rounded up -2.86 is the correct answer.

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anzhelika [568]

Answer:

A) - 39,991

Step-by-step explanation:

Sum of geometric sequence formula is

$S = a(\frac{1 -r^n}{1-r} )\\a=-1, r=6/(-1)=-6, n=7\\\\S = -1(\frac{1 -(-6)^7}{1-(-6)} )= -\frac{279937}{7} = -39991$

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3 years ago

andreyandreev [35.5K]

Answer:

Step-by-step explanation:

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4 years ago

emmasim [6.3K]

Well it's a cube all sides should be the same size therefore 7 cm as it already says

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3 years ago

cricket20 [7]

The answer is C bc they just add the 0

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3 years ago

Evgen [1.6K]

Answer:

Step-by-step explanation:

7x-7=126

add+7 to 126 and you will get 133

7x/133

x=19

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3 years ago