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brilliants [131]
3 years ago
6

(40 points)

Mathematics
2 answers:
garik1379 [7]3 years ago
8 0

Answer:

{ \sec}^{2} x -  { \tan}^{2} x = 1 \\  \\  { \sin}^{2} x +  { \cos }^{2} x = 1

Nady [450]3 years ago
4 0

Answer:

sec²x - tan²x = 1

sin²x + cos²x = 1

These two among the following are correct trigonometric identities.

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amid [387]

The answer to number 5 is 1/4 of a foot. there are 12 inches in a foot. 12 divided by 4 is 3. So 12 inches divided by 4 sections is 3 inches in each section.

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Harrizon [31]
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If Rs 42,000 is left after paying an income tax at the rate of 30%.Find the income
Naddika [18.5K]

Answer:

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I. if paid rate is 30%, that's mean 42,000 is 70%

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III. If you perform 30/100 = x/60,000 will be 42,000

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