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Anni [7]
3 years ago
9

How many years will it take to double an investment at 11% simple interest? ​

Mathematics
1 answer:
ddd [48]3 years ago
7 0

Answer:

10 years

Step-by-step explanation:

We can use the equation for simple interest: <em>I = P(1 + (R*T))</em>, and change some of the numbers: <em>2P = P(1 + (0.11*T))</em>

Divide: <em>2 = 1 + (0.11*T)</em>

Subtract: <em>1 = 0.11*T</em>

Divide: <em>T = 100/11 ≈ 9.09</em> ⇒ 10 years (rounded up because it won't be doubled until the next year)

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Answer:

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negative*negative*negative = negative

Even negative numbers are always positive on multiplication odd negative numbers on multiplication are always negative

Hope I helped

<h2><em>DaniElSabiondo</em></h2>
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The tangent, cotangent, and cosecant functions are odd , so the graphs of these functions have symmetry with respect to the:
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<h2>Answer:</h2>

The tangent, cotangent, and cosecant functions are odd , so the graphs of these functions have symmetry with respect to the:

                                 Origin.

<h2>Step-by-step explanation:</h2>

A function f(x) is said to be a odd function if:

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Also, an odd function always has a symmetry with respect to the origin.

whereas a function f(x) is said to be a even function if:

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Also, an even function has a symmetry with respect to the y-axis.

We know that:

Tangent function, cotangent function and cosecant function are odd functions.

Since,

\tan(-x)=-\tan x\\\\\cos (-x)=-\cot x\\\\\csc (-x)=-\csc x

( similarly sine function is also an odd function.

whereas cosine and secant function are even functions )

<em>Hence, the graph of tangent function, cotangent function and cosecant function  is symmetric about the origin.</em>

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