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Dima020 [189]
2 years ago
6

Evaluate the expression

Mathematics
1 answer:
Effectus [21]2 years ago
4 0

Answer:

x = - 3

Step-by-step explanation:

note that y = f(x)

locate y = 3 on the y- axis, go horizontally across to meet f(x) at (- 3, 3 ) , then

x = - 3 when f(x) = 3

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The distillation of raw data into useful information is known as ______. a. generalization b. data analysis c. data content d. e
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Step-by-step explanation:

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7 0
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A plane travels south for 120 km. The plane then travels north for 45 km.
umka2103 [35]

Answer:

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4 0
3 years ago
In the standard (x, y) coordinate plane, if the x-coordinate of each point is 2 times the y-coordinate, what is the slope of the
aleksklad [387]

Answer:

the slope is 1/2

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if the x-coordinate is two times the y-coordinate, that means you are going up one over two each time

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8 0
3 years ago
Which choice is equivalent to the expression below when y2 0?<br> √y^2 + √16y^3 – 4y√y
DanielleElmas [232]

Answer:

Option C.

Step-by-step explanation:

We start with the expression:

\sqrt{y^3}  + \sqrt{16*y^3} - 4*y\sqrt{y}

where y > 0. (this allow us to have y inside a square root, so we don't mess with complex numbers)

We want to find the equivalent expression to this one.

Here, we can do the next two simplifications:

\sqrt{16*y^3} = \sqrt{16} \sqrt{y^3} = 4*\sqrt{y^3}

And:

y*\sqrt{y} = \sqrt{y^2} *\sqrt{y} = \sqrt{y^2*y} = \sqrt{y^3}

If we apply these two to our initial expression, we can rewrite it as:

\sqrt{y^3}  + \sqrt{16*y^3} - 4*y\sqrt{y}

\sqrt{y^3}  + 4*\sqrt{y^3} - 4\sqrt{y^3} = \sqrt{y^3}

Here we can use the second simplification again, to rewrite:

\sqrt{y^3} = y*\sqrt{y}

So, concluding, we have:

\sqrt{y^3}  + \sqrt{16*y^3} - 4*y\sqrt{y} = y*\sqrt{y}

Then the correct option is C.

8 0
3 years ago
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