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Novosadov [1.4K]
3 years ago
7

What is the value of this expression when a = 7 and b = -4?

Mathematics
1 answer:
Vitek1552 [10]3 years ago
3 0

Step-by-step explanation:

what is the question

I can't see the complete question

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Could you please answer this precisely. Thank you!
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The mathematical functions (equations) are matched to their graph line respectively as follows:

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  • y = 8·3^x: violet line curve that slopes to the left.
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<h3>What is a linear function?</h3>

A linear function can be defined as a type of function whose equation is graphically represented by a straight line on the cartesian coordinate. Mathematically, a linear function is given by this equation:

y = mx ± c.

<h3>What is an exponential function?</h3>

An exponential function can be defined as a type of mathematical function whose values are generated by a constant that is raised to the power of the argument. Mathematically, an exponential function is represented by this formula:

f(x) = keˣ

Next, we would match each of the mathematical functions (equations) to their graph line respectively as follows:

  • y = 960 - 78x: purple straight line.
  • y = 8·3^x: violet line curve that slopes to the left.
  • y = 960·(1/2)^x: green line curve that slopes to the right.

Read more on graphs here: brainly.com/question/24298987

#SPJ1

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The scale on a map is 1/4 inch equals 3/4 mile. How long is one mile on the map?
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Answer:it would be 1/16+1/4=1 mile

Step-by-step explanation:

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Please help ( if you can then please help with <br> both questions )
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Answer:

For number 1, -1.125 and -9/8. For number 2, -46.

Step-by-step explanation:

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