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DanielleElmas [232]

3 years ago

14

The LCD for 1 over 7 and 1 over 8 is

1 answer:

asambeis [7]3 years ago

7 0

The least common denominator would be 56. Hope I helped you!

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One root of a third degree polynomial function f(x) is –5 + 2i. Which statement describes the number and nature of all roots for

Marat540 [252]

Answer:

B.

Step-by-step explanation:

f(x) has two complex roots and one real root.

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3 years ago

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Please help me it’s due in 12 minutes also pls explain why

Lisa [10]

Root 25 is the rational number as it equals 5

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3 years ago

What is 1,198,145 rounded to the nearest ten thousand?

Scrat [10]

It would be 1,200,000 because the 9 is in the ten thousand place.

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Which of the following are solutions to the quadratic equation? Check all that

Firlakuza [10]

Answer:

$\boxed{\sf \ \ \ x=-9 \ \ or \ \ x=2 \ \ \ }$

Step-by-step explanation:

hello,

$2x^2+7x-14=x^2+4\\ 2x^2+7x-14-x^2-4=0\\ x^2+7x-18=0\\x^2-2x+9x-18=0\\ x(x-2)+9(x-2)=0\\ (x+9)(x-2)=0\\ x+9 = 0 \ \text{or} \ x-2=0\\ x = -9 \ \text{or} \ x=2$

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4 years ago