2 years ago

Find cos (330°). Your answer MUST be in radical form.

Mathematics

1 answer:

Nuetrik [128]2 years ago

6 0

Step-by-step explanation:

square root 3 divided by

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I’ll give you brainless please help me

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3 years ago

Under a dilation centered at the origin, the point (-4 , 3) has image at (8 , -6) The dilation is _____

Sveta_85 [38]

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3 years ago

A shipping container contains seven complex electronic systems. Unknown to the purchaser, two are defective. Two of the seven ar

kodGreya [7K]

Answer:

$\large\boxed{\large\boxed{10/21}}$

Explanation:

There are only two mutually exclusive possibilities for each complex electronic system: being defective or being not defective:

Number of complex electronic systems: 7
Nmber of defective systems: 2
Number of not defective systems: 5

Probability that no defective systems are found in the sample is the equal to the probability of selecting them consecutively without replacement and finding each one is not defective:

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5/7 × 4/6 = 20/42 = 10/21

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3 years ago