2 years ago

A hat contains 3 blue and 5 black tickets.

Mathematics

1 answer:

Kruka [31]2 years ago

6 0

Answer:

3/8

Step-by-step explanation:

If there are three blue tickets out if 8, (which is 3 blue and 5 black put together), you'd have a 3/8 chance of pulling a blue ticket.

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$(-6,20) \\
x=-6 \\ y=20 \\ \Downarrow \\
20 \stackrel{?}{=} (-6)^2+2 \times (-6)-4 \\
20 \stackrel{?}{=} 36-12-4 \\
20 \stackrel{?}{=} 20 \\
20 = 20 \\
\hbox{the point is on the graph}$

$(-4,4) \\
x=-4 \\ y=4 \\ \Downarrow \\
4 \stackrel{?}{=} (-4)^2+2 \times (-4)-4 \\
4 \stackrel{?}{=} 16-8-4 \\
4 \stackrel{?}{=} 4 \\
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Step-by-step explanation:

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7 months ago

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Area = 1500 $cm^{2}$

Step-by-step explanation:

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Step-by-step explanation:

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