Question

найти множество значений функции y= -3 - 10sin4x

Answer 1

$y=-3-10sin4x;\ yin ?;\ -1leqsin4xleq1;\ 10geq-10sin4xgeq-10;\ -10leq-10sin4xleq10;\ -3-10leq-3-10sin4xleq-3+10;\ -13leq-3-10sin4xleq7;\ yin[-13;7].$