Examlex
Find the exact value by using a half-angle identity.
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Subheadings
Titles or headings used to organize content into sections within a document, making it easier to understand and navigate.
Small Screen Size
Refers to the dimensions of a display screen on devices like smartphones or tablets, typically characterized by less viewing area compared to larger devices.
Design and Layout
The arrangement of visual elements, such as text and images, in a piece of media or space to convey information or aesthetics effectively.
Inverted Pyramid
A writing style that presents the most important information first, followed by supporting details, commonly used in journalism.
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Q40: <span class="ql-formula" data-value="\text { True or false?
Q57: <span class="ql-formula" data-value="\sin 2 \theta + \sin
Q69: <span class="ql-formula" data-value="y=1+\sin (2 x-\pi)"><span class="katex"><span class="katex-mathml"><math
Q77: <span class="ql-formula" data-value="\cos ^ { 2 }
Q119: <span class="ql-formula" data-value="\theta = \sin ^ {
Q176: <span class="ql-formula" data-value="\sin ^ { - 1
Q227: <span class="ql-formula" data-value="\tan \frac { 7 \pi
Q259: sin 87°<br>A)csc 93°<br>B)cos 93°<br>C)csc 3°<br>D)cos 3°
Q311: <span class="ql-formula" data-value="\sin 165 ^ { \circ