3 years ago

What makes composing functions different from doing an arithmetic operation of two functions such as adding or dividing them?

1 answer:

3 0

function composition is an operation that takes two functions f and g and produces a function h such that h(x) = g(f(x)). In this operation, the function g is applied to the result of applying the function f to x.

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A stockbroker has money in three accounts. The interest rates on the three accounts are 7%, 8%, 9%. If she has twice as much mon

Sveta_85 [38]

Answer:

x=amount invested at 7%

2x=amount invested at 8%

3x=amount invested at 9%

interest=principal*rate*time (time=1 year)

$150=0.07x+0.08*2x+0.09*3x

$150=0.07x+0.16x+0.27x

$150=0.50x

$1500=5x

x=$300 invested at 7%

2x=$600 invested at 8%

3x=$900 invested at 9%

Step-by-step explanation:

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Sindrei [870]

Answer:

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Step-by-step explanation:

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3 years ago

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Step-by-step explanation:

there u go

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2 years ago

What is the answer for b?

olchik [2.2K]

B=180-(73+69)=38 degrees

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