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If 60 kilovolts was used for a radiographic exposure and a 15 % increase is

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4 0

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Laura walked 6 1/2 laps of a circular path in 2 hours. At that rate, how many laps of the

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3.25 in one hour

Step-by-step explanation:

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3 years ago

PLEASEE HELP ME I DONT KNOW HOW TO DO THIS !!

larisa [96]

G(h(0)) = 20

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h(0) = 0+4
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$4x^2+32x-28=0\ \ \ |:4\\\\x^2+8x-7=0\ \ \ |+7\\\\x^2+8x=7\\\\x^2+2x\cdot4=7\ \ \ |+4^2\\\\x^2+2x\cdot4+4^2=7+4^2\\\\(x+4)^2=7+16\\\\(x+4)^2=23\\\\Answer:\ B.(x+4)^2=23$

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6) A garden is 90m long and 50m wide. A path of 5m width is built outside and around it.

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