Which of the following would be an acceptable first step in simplifying the expression (sinx)/(1 + sinx) ?

Mathematics

2 answers:

alexgriva [62]3 years ago

8 0

Answer:

multiply the denominator by its conjugate (1-sinx)/(1-sinx)

Step-by-step explanation:

[sinx (1-sinx)] / [(1+sinx)(1-sinx)]

sattari [20]3 years ago

5 0

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The number of Apple cakes is 4/5 of the number of strawberry cakes. There are 24 strawberry cakes more than apple pies. What per

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Ratio Given
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Apple : Strawberry
4 : 5

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Find difference in parts
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5 - 4 = 1

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Find Number of strawberry cakes
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1 part = 24 cakes
5 parts = 24 x 5 = 120

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Find number of apple cakes
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1 part = 24 cakes
4 parts = 24 x 4 = 96

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Total number of cakes
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120 + 96 + 144 = 360

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Percentage of cranberry cakes
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144/360 x 100 = 40%

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Answer: 40% of the cakes are cranberry cakes
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