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Nastasia [14]
3 years ago
5

7 1/7 - 2 1/2 how do I solve?

Mathematics
2 answers:
TiliK225 [7]3 years ago
6 0
7 1/7 = 100/14 and 2 1/2= 35/14. 100 - 35 =65 so the answer is 65/14.
defon3 years ago
5 0
If I had paper it would be easier... but you have to get the answer in the bottom first so 7 and 2 is equivalent to 14 so it will be 7 2/14 - 2 7/14= -5 5/14
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What property is represented
VARVARA [1.3K]
9 × (5 × 2) = (9 × 5) × 2

You can see that all the numbers are there and in the same order. The only thing that changed is the parentheses location.

This is called the Associative Property (of Multiplication, because you're multiplying).
3 0
4 years ago
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Given the function f(x)=x^4+8x^3+18x^2+7 determine the absolute minimum value of f on the closed interval [-4, 1].
Blababa [14]

Answer: 7

Step-by-step explanation:

To find the absolute minimum we must first take the derivative of the function and find where it equals zero. From there we can use the first derivative test to find where our possible minimum is. We then will test each endpoint and compare for the minimum for this function.

f(x)=x^4+8x^3+18x^2+7\\f'(x) = 4x^3+24x^2+36x\\\\4x^3+24x^2+36x = 4x(x^2+6x +8)\\\\x = 0\\x = -4\\x = -2\\\\f(-4) =  39\\f(-2) =31\\f(0) = 7\\f(1) = 34

The lowest value is 7. The absolute minimum of this function is 7. If you were to graph it, we'd see that the graph reflects that as well.

7 0
3 years ago
A particle, initially 15 m from the origin and travelling at -2 ms), accelerates at a constant rate and ends up -20 m from the o
tigry1 [53]

the general equation for velocity in terms of acceleration and displacement is: v² = v₀² + 2ax.

Solve for a: a = (v² - v₀²)/(2x).

You are given v₀ and v, and x is easy to calculate since you are given its initial and final values. The rest is just arithmetic.

(note also: SI expressions have a required space between the coefficient and the unit symbol. Thus you should have things such as “15 m” and “-2 m·sˉ¹” instead of “15m” and “-2m·sˉ¹”.)

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I need help asap pls I am begging!!!!!
marusya05 [52]

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5 0
3 years ago
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Ranger says the expression is not in its simplest form. He thinks the two terms need to be combined. Is Ranger right that 8x − 2
ladessa [460]

Answer:

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Step-by-step explanation:

Rewrite "20" as 4 * 5

Rewrite "8" as 4 * 2

=4 * 2x - 4 * 5

Factor out common term "4"

=4(2x - 5) <------ Your answer.

5 0
3 years ago
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