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Helen [10]
3 years ago
15

(2x-1)^2 +28=0 square root method

Mathematics
1 answer:
solong [7]3 years ago
3 0
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Is y=x squared +2 a linear function
ollegr [7]
No, this would not be a linear function. Being linear means it creates a straight line, but this function has an x squared. Anytime x^2 is in a function, the graph is a u shape, called a parabola. A simple linear function is y=x :D
7 0
3 years ago
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Write an exponential function in the form y=ab^xy=ab
Zarrin [17]

Answer:

Step-by-step explanation:

y=ab^x\\x=0,y=4\\4=ab^0\\4=a(1)\\a=4\\y=4b^x\\x=2,y=256\\256=4b^2\\b^2=\frac{256}{4} =64\\b=\pm8\\y=4(8)^x\\or\\y=4(-8)^x

8 0
1 year ago
How long does it take to eat one hotdog
klemol [59]

Answer: 7 minutes


Step-by-step explanation: You have to divide 69 hot dogs by 10 so you can get the unit rate once you get the unit rate you round it to the nearest tenth (6.9) to (7).


6 0
2 years ago
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Evaluate if x=-4 and y=13 3(2x- y)
Katena32 [7]

Answer:

-63

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6x - 3y

= 6 × -4 - 3 × 13

= -24 - 39

= -63

8 0
3 years ago
Karen and her friends went to dinner at Olive Garden. Their bill was $58 including tax.
tester [92]

Answer:

$69.60

Step-by-step explanation:

58 increase 20% =

58 × (1 + 20%) = 58 × (1 + 0.2) = 69.6

6 0
3 years ago
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