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Charra [1.4K]
3 years ago
12

What number must you add to complete the square? x^2+6x=23

Mathematics
1 answer:
Shalnov [3]3 years ago
8 0

Answer:

9

Step-by-step explanation:

using the formula (b/2)^2 you will divide 6 by 2 and square it. you will get 9. if you add 9 to the left side, you would have to add it on the right side as well (23+9=32). your answer should look like x^2+6x+9=32

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A saleswoman earns 3% commission on all the merchandise that she sells. Last month she sold $3000 worth of merchandise. How much
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She earned $90 commission last month.

Step-by-step explanation:

Given,

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Keywords: percentage, division

Learn more about division at:

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What is the distance between (6, 2) and (6, -5)? A.-7 units B.3 units C.7 units D.11 units
kaheart [24]

Hey there! The correct option is A. -7 units (see photo for more info)

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Read 2 more answers
Solve the system
Alexxandr [17]

Answer:

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Step-by-step explanation:

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solving the system for  x and  y in terms of u and v

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y =  \frac{2v - 3u }{7}

The value of the Jacobian =  1/7 ( solution attached below )

Image under the transformation of the triangular region with vertices ( 0,0) , (2,4) and (2,-3) in the x-y plane is attached below

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