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balandron [24]
2 years ago
8

Sin²A-cos²A=2sin²A-1​

Mathematics
1 answer:
svet-max [94.6K]2 years ago
4 0

Step-by-step explanation:

please mark me as brainlest

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6.23+(-12.49)-2.6<br> What's the answer?
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6.23+ -12.49 -2.6= 6.23+ -12.49+ -2.6
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in 1990 there were about 5.4 billion people in the world. if the population has been growing at 1.95% per year, estimate the yea
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Answer:

2011

Step-by-step explanation:

Here is the formula.

A=P(1+r)^{n}

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P = 5,400,000,000

R = 0.0195

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Solve for n.

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vagabundo [1.1K]

Split it in half it’s 8 bro.........

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SIZIF [17.4K]

Answer:

D.) 1:5

Step-by-step explanation:

The reason why it's D is because when you simplify the original ration, 4:20, you get the simplified answer of 1:5. When you divide each side by 4, you get the ratio of 1:5.

So, D.) 1:5

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This is an example of an exponential decay problem. 

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3 years ago
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