Ответ:
[tex]x\in[3;15][/tex]
Пошаговое объяснение:
[tex]y=arcsin\frac{x-9}{6}\\\\-1\leq \frac{x-9}{6}\leq 1\; \; |*6\\\\-6\leq x-9\leq 6\\\\-6+9\leq x\leq 6+9\\\\3\leq x\leq 15\\\\x\in[3;15][/tex]
I(x-9)/6I≤1⇒ -1≤(x-9)/6≤1;
-6≤x-9≤6;
9 -6≤x-9+9≤6+9;
3≤x≤15;
х∈[3;15]
Ответ х∈[3;15]
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Verified answer
Ответ:
[tex]x\in[3;15][/tex]
Пошаговое объяснение:
[tex]y=arcsin\frac{x-9}{6}\\\\-1\leq \frac{x-9}{6}\leq 1\; \; |*6\\\\-6\leq x-9\leq 6\\\\-6+9\leq x\leq 6+9\\\\3\leq x\leq 15\\\\x\in[3;15][/tex]
I(x-9)/6I≤1⇒ -1≤(x-9)/6≤1;
-6≤x-9≤6;
9 -6≤x-9+9≤6+9;
3≤x≤15;
х∈[3;15]
Ответ х∈[3;15]