2 years ago

Please help me this is for a grade

Mathematics

1 answer:

IgorC [24]2 years ago

4 0

Answer:

Step-by-step explanation:

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Which equation represents a circle with a center at (2,-3) and a radius of 11

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Answer:

x^2-4x+y^2+6y-108=0

Step-by-step explanation:

$The- equation- of- circle- with -center- at- (h,k) -and -a -radius- of- r -is: \\(x-h)^2 +(y-k)^2 = r^2\\h = 2 , \\ k = -3\\r = 11\\(x-2)^2+(y-(-3))^2 = 11^2\\(x-2)^2+(y+3)^2 = 121\\x^2-4x+4 +y^2+6y+9 = 121\\x^2 -4x+y^2+6y+4+9=121\\x^2 -4x+y^2+6y+13=121\\x^2 -4x+y^2+6y=121-13\\x^2 -4x+y^2+6y= 108\\x^2 -4x+y^2+6y-108 = 0$

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3 years ago

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Answer:

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Step-by-step explanation:

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2 years ago

What is the distance from P to Q?

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Answer:

B) 5 units

Step-by-step explanation:

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2 years ago

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2 years ago

Jerry bought toy trains at the store. He gave 15 away and had 9 left. Which of the following shows how

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The answer of this question is 24 toy trains.

Step-by-step explanation:

Given,

Jerry gave away 15 trains .

Jerry left with 9 trains .

Jerry total brought toy trains = given away toy trains + left with toy trains

Total toy trains = 15 + 9

Total toy trains = 24

Jerry brought a total of 24 toy trains.

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3 years ago