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ch4aika [34]
3 years ago
14

At which x-value does the cosine function attain a maximum value?.

Mathematics
1 answer:
Troyanec [42]3 years ago
3 0

Answer:

cos(x) = ???

so the maximum cosine can be is 1 and that happens when x = 0

I'm pretty sure that's what you meant...

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4(c + d) -3c + 5d when c=1.5 and d= -6.2
patriot [66]

Answer:

-54.3

Step-by-step explanation:

4(1.5−6.2)−4.5−31

=(4)(−4.7)−4.5−31

=−18.8−4.5−31

=−23.3−31

=−54.3

7 0
3 years ago
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IRINA_888 [86]
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3 years ago
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kenny6666 [7]

Answer: 140 m3

Step-by-step explanation:

Multiply the area of the trapezoid face by the length .

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7 0
3 years ago
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A half-filled cylindrical water tank has a water level of 20 feet high. The tank can hold 6000 cubic feet of water. Find the dia
OleMash [197]

Answer:

Diameter of tank = 19.5 ft

Step-by-step explanation:

Volume of cylinder = Base area x Height.

Base area = Area of circle

\texttt{ Area of circle}=\frac{\pi d^2}{4}

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\texttt{ Volume of cylinder = Base area x Height.}\\\\6000=\frac{\pi d^2}{4}\times 20\\\\d^2=381.97\\\\d=19.5ft

Diameter of tank = 19.5 ft

4 0
3 years ago
If Lucy runs 1 2/3 miles each day, how many miles will Lucy run in 2 days?
dezoksy [38]

Answer:

She will run 3 1/3 miles in 2 days

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