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Elis [28]
3 years ago
10

Only number 12 plz I’ll give brainliest(ASAP)

Mathematics
1 answer:
DanielleElmas [232]3 years ago
6 0

Answer:

120 m/h

120 m/(3600 seconds)

(1/3)m/s

15 * (1/3) = 5

He travels 5 miles in 15 seconds

Step-by-step explanation:

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If sinX= 0.9, what is the value of cos X?<br><br> Round the value to the nearest thousandth.
SSSSS [86.1K]

Answer: sqrt(19)/10

Step-by-step explanation:

sinx=0.9

x=arcsin(0.9)


Insert x for cos(x):

cos(arcsin(0.9)=

Use identify cos(arcsin(x))=\sqrt{1-x^{2} }, so

\sqrt{1-(\frac{9}{10})^{2}} =\sqrt{\frac{19}{100} } =\frac{\sqrt{19}}{10}


Sorry if this is confusing.



6 0
3 years ago
Please help it is due at 4:30
jolli1 [7]

Answer:

36-12= 24%

Step-by-step explanation:

um i think this is correct if so pls give brainliest :)

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3 years ago
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Step-by-step explanation:

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3 years ago
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The graph of an equation with a negative discriminant always has what characteristic
Jet001 [13]

Answer:

See below.

Step-by-step explanation:

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5 0
3 years ago
Set up a table of values and then graph the line from its parametric form.. x=8+4t. y=-1+8t
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<span> x=8+4t
 
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</span>
t = 1        x = 12      y = 7

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3 years ago
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