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3 years ago

What is BC ? Enter your answer in the box.

Mathematics

1 answer:

omeli [17]3 years ago

4 0

Answer:

Before Christ

Step-by-step explanation:

This is a historical term which is the opposite of AD(Anno Domini)

I do not know if I have spelt Anno Domini correctly but it does not matter

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Simplify the trigonometric function

Alisiya [41]

Answer:

a. csc²θ

Step-by-step explanation:

You can use the identities ...

1 +tan² = sec²

cot = cos/sin

sec = 1/cos

csc = 1/sin

___

Then the expression becomes ...

$\cot^2{\theta}(1+\tan^2{\theta})=\cot^2{\theta}\sec^2{\theta}=\dfrac{\cos^2{\theta}}{\sin^2{\theta}\cos^2{\theta}}=\dfrac{1}{\sin^2{\theta}}\\\\=\boxed{\csc^2{\theta}}$

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3 years ago

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Crank

Answer:

0.13m

Step-by-step explanation:

1m = 100cm

0.13m = 13cm

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2 years ago

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blagie [28]

Answer:

Step-by-step explanation:

y= (1)x-3

Positive gradient, and the y intercept for the graph is -3, F is not the answer, the Y intercept is not -3.

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2 years ago

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Molodets [167]

Answer:

A i think

Step-by-step explanation:

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3 years ago

Find the rate of change for the interval [5,15]

Aleks04 [339]

Left side goes up 5 right side goes up 7

The rate of change between 5,15 is 10

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3 years ago