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Shalnov [3]
3 years ago
9

What do we mean by the value of an expression?

Mathematics
1 answer:
Alexxx [7]3 years ago
7 0

We have learned that, in in an algebraic expression, letters can stand for numbers. When we substitute a specific value for each variable, and then perform the operations, it's called evaluating the expression. Let's evaluate the expression 3y + 2y when 5 = y.

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Answer:

Increasing

Step-by-step explanation:

Remember that f(x) is the same as y in slope intercept form y = mx + b.

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Since 5 replaces m, that is the slope and since it’s positive, it is increasing.

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3 years ago
choose the equation that shows a step in the process of completing the square on the given quadratic. y = x2 8x – 3 y = x2 8x 8
posledela
Y = x^2 + 8x - 3
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Answer:

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Step-by-step explanation:

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