Q:
Simplify 2sin(5x)cos(3x) - sin(2x) to one an expression containing one trigonometric function. Then graph the original function and your simplified version to verify they are identical. Enclose arguments of functions in parentheses. For example, sin(2x). 2sin(5x)cos(3x)-sin(2x)=
Q:
В треугольнике ABC сторона АС 12 cm ,
угол А равен \( 45^{\circ} \), угол В равен \( 30^{\circ} \)
Найдите сторону ВС.
Q:
You are taking a weather balloon ride. When the balloon is \( 900 m \) in the air, you see a lake at \( S 38 ^ { \circ } E \) with an angle of depression of \( 28 ^ { \circ } \) . You rise another \( 100 m \) and see a school at \( S 71 ^ { \circ } W \) with an angle of depression of \( 19 ^ { \circ } \) . How far from the lake is the school?
Q:
Solve \( \sin ( x ) = - 0.36 \) on \( 0 \leq x < 2 \pi \) There are two solutions, \( A \) and \( B \) , with \( A < B \) \( A = \square \) \( B = \square \) Give your answers accurate to \( 3 \) decimal places
Q:
ание 5. Найдите \( \operatorname{tg} \alpha \), если...
.. \( \sin \alpha=\frac{7 \sqrt{53}}{53}, \alpha \in\left(\frac{\pi}{2} ; \pi\right)= \)
Q:
Условие задания:
Узнай значение выражения \( \sin ^{3} t+\cos ^{3} t \), если известно, что \( \sin t+\cos t=0,6 \).
(Полученный результат не округляй!)
\( \sin ^{3} t+\cos ^{3} t-\square \).
отвепты! .
Q:
\(
\cos x= \frac { 5} { 13}
\)
Part A: Find \( \sin x \) and \( \tan x \) .
Part B: Sketch two triangles with different side lengths that would have these trigonometric ratios. Label all side lengths.
Q:
8. \( \tan ^{2} \alpha-\operatorname{sen}^{2} \alpha=\tan ^{2} \alpha \operatorname{sen}^{2} \alpha \)
Q:
адание 5. Найдите \( \operatorname{tg} \alpha \), если...
1) \( \ldots \sin \alpha=\frac{7 \sqrt{53}}{53}, \alpha \in\left(\frac{\pi}{2} ; \pi\right) \)
Q:
130. Катеты прямоугольного треугольника
равны \( 6 \sqrt{6} \) и 3. Найдите синус наименьшего
угла этого треугольника.
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