3 years ago

PLEASE HELP! 10 POINTS!

1 answer:

7 0

A quotient means division, so you can get rid of the third and fourth choices. It says "opposite" so that means negative. The answer is the second choice: $\frac{(-x)^{2} }{3}$

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In a study to support drug discovery for patients with lung cancer, patients were divided into 3 groups based on the severity of

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Answer:

It is an example of an observational study.

Step-by-step explanation:

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Leah is building a slide for her kids. if the latter is 7 feet tall and she wants the bottom of the slide to be 4 feet from the

nadezda [96]

The line needs to be 8.06 m long

Explanation

Given that the ladder is 7 feet tall and the bottom of the slide should be 4 m away from the ladder.

The ladder,slide and the ground connecting them makes the sides of a right angled triangle with ladder as the height and ground as the base.

base=4m

height=7m

hypotenuse can be determined using pythagoras law

$b^{2} +h^{2} =H^{2} \\x^{2} 4^{2}+ 7^{2}= H^{2} \\16+49=H^{2} \\H=\sqrt{65} \\=8.06 m$

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The asnwer would be 1,000 puzzle pieces

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3 years ago

Explain the significance of the equation 100x -2y+ 400 = 0 which represents the hourly cost of a car repair.

Cerrena [4.2K]

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Step-by-step explanation:

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X=69 for the second one

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3 years ago

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