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zhannawk [14.2K]
3 years ago
11

Somebody please help

Mathematics
1 answer:
horsena [70]3 years ago
5 0
Answer: 3

Explanation:

x^2 + 6x + 9
= (x + 3)^2
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Select the correct answer.
Crazy boy [7]

check the picture below.

now, if we split that triangle like so with that red line, we can use the right-triangle there, to get θ.


\bf tan(\theta )=\cfrac{\stackrel{opposite}{3}}{\stackrel{adjacent}{3}}\implies tan(\theta )=1\implies tan^{-1}(\theta )=tan^{-1}(1)\implies \measuredangle \theta =\cfrac{\pi }{4}

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