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DiKsa [7]
3 years ago
9

A rocket is launched from a tower. The height of the rocket, y in feet, is related to the

Mathematics
1 answer:
pshichka [43]3 years ago
7 0

Answer:

10.05

Step-by-step explanation:

-16x2+148x+128=0 (we can divide out a -4 )

4x2-37x-32=0, (now use the quadratic formula)

(37±sqrt(372-4(4)(-32))/(2*4)=x, x=10.046 & x=-.796

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Sales rise from £400 a week to £504 a week. Calculate the percentage increase
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Answer:

26%

Step-by-step explanation:

percent change = (new number - old number)/(old number) * 100%

Here, the new number is £504, and the old number is £400.

percent change = (£504 - £400)/(£400) * 100% =

= £104/£400 * 100% = 0.26 * 100% = 26%

5 0
3 years ago
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lilavasa [31]
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6. MONEY Len bought a $24.99 pair of pants
tatuchka [14]

Answer:

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Step-by-step explanation:

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3 years ago
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GuDViN [60]

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Step-by-step explanation:

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m = (y2-y1)/(x2-x1)

   = (10-10)/(1-4)

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7 0
3 years ago
Triangle N P O is shown. Line O N extends through point M to form exterior angle P N M. Angle N P O is 38 degrees. Angle P O N i
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Answer:

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Step-by-step explanation:

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3 years ago
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