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marissa [1.9K]
3 years ago
6

What is the value of f (x) = x (to the second power) - 6 evaluated for x = -2?

Mathematics
1 answer:
katrin [286]3 years ago
8 0
I hope this helps you

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A fair dice has six sides, numbered 1 to 6
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a. 1/6

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for a, there is only one side that has three

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S is inversely proportional to t . When s = 0.5 , t = 7 Work out t when s = 5
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t = 0.7

Step-by-step explanation:

s = k/t  where 'k' is the constant of variation

given:  0.5 = k/7 so k = 3.5

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4 0
3 years ago
HELLPP!!!!!!!!!!!!!!!!!!!!!!!!!
Genrish500 [490]

\left\{\begin{array}{ccc}2x-3y=-27&|\cdot3\\-3x+2y=23&|\cdot2\end{array}\right\\\underline{\left\{\begin{array}{ccc}6x-9y=-81\\-6x+4y=46\end{array}\right}\ \ \ \ |\text{add both sides}\\.\ \ \ \ \ \ -5y=-35\ \ \ \ \ |:(-5)\\.\ \ \ \ \ \ \ \ y=7\\\\\text{put the value of y to the first equation}\\\\2x-3(7)=-27\\\\2x-21=-27\ \ \ \ |+21\\\\2x=-6\ \ \ \ |:2\\\\x=-3\\\\\text{Answer:}\ x=-3,\ y=7\to\boxed{(-3,\ 7)}

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Estimate the temperature at which the rate of chirping is 130 per minute
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3 years ago
Find the perimeter of a rectangle that is 2 and 1/2 yards by 4 and 1/2 yards
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7 0
3 years ago
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