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Alex787 [66]
3 years ago
10

Prove the identity cos(-x)/[1+sin(-x)]=secx+tanx

Mathematics
1 answer:
Rus_ich [418]3 years ago
3 0
↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓↓

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E: f= 3:7<br> f:g= 2:3<br> Work out e:9
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Answer:

e f f g

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e : g=2 : 7

Step-by-step explanation:

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2 years ago
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Y = 25 times x
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