Assume that 0 < x < pi/2 and 0 < y < pi/2. Find the exact value of cos(x-y) if cos(x)=3/5 and cos(y)=4/5

2 answers:

Alborosie2 years ago

6 0

Answer: The answer is C

5 0

I think the answer is A but I could be wrong

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Rama09 [41]

Answer:

C i am pretty sure

Step-by-step explanation:

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2 years ago

Lunna [17]

Answer:

Step-by-step explanation:

-2+ (-7) = -2 - 7

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2 years ago

igor_vitrenko [27]

Ayy you got it right thank you very much your

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2 years ago

lisabon 2012 [21]

The longest side is 5/(5+3+4) = 5/12 of the perimeter, hence
(5/12)*156 cm = 65 cm . . . . . the length of the longest side

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2 years ago

netineya [11]

Answer:

Angles RSQ and WVX are alternate interior angles.

Hope this helps!

7 0

2 years ago