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S_A_V [24]
3 years ago
12

Evaluate the following expression, when x=-22x^2+4x-3A) 3B) 3C) -19D) 9​

Mathematics
2 answers:
Korolek [52]3 years ago
7 0

Answer:

Sana makatulog po Ito sa inyo.

pishuonlain [190]3 years ago
4 0

Answer:

-3

<h3>explanation;..!!^=^</h3>

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use the fact that there are 2pi radians in each circle to find another angle,smaller than 2pi,that is equivalent to 13pi/4
vova2212 [387]
\dfrac{13\pi}4\equiv\dfrac\pi4\mod2\pi

Or, put another way, since \dfrac{13\pi}4=2\pi+\dfrac\pi4, it follows that \dfrac\pi4 is an equivalent angle.
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EULER'S \: \: \: FORMULA \: - \\ \\ \\ For \: any \: convex \: polyhedron \: , \: the \: \\ number \: of \: vertices \: and \: faces \: \\ together \: is \: exactly \: two \: more \: than \\ \: the \: number \: of \: edges. \: \\ \\ Symbolically \: , \\ V-E+F=2 \\ \\ Here \: , \: F=7 \: \: and \: \: V=10 \\ \\ We've \: \: to \: \: find \: \: E \\  Using \: \: Euler's \: \: Formula \: \: , \\ \\ 10 - E + 7 = 2 \\ \\ \\ E \: = \: 15 \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: \: Ans.
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A peach pie is divided into eight equal slices
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