![\bf \\\\ -------------------------------\\\\ \cfrac{cos^2\left(\frac{\pi }{2}-x \right)}{\sqrt{1-sin^2(x)}}\implies \cfrac{\left[ cos\left(\frac{\pi }{2}-x \right)\right]^2}{cos(x)}\implies \cfrac{[sin(x)]^2}{cos(x)}\implies \cfrac{sin(x)sin(x)}{cos(x)} \\\\\\ sin(x)\cdot \cfrac{sin(x)}{cos(x)}\implies sin(x)tan(x)](/tpl/images/0438/9669/ec15d.png)
Simplify the expression.
cos^2(pi/2-x)/sqrt1-sin^2(x)
a. tan(x)
b. cos(x)ta...
Mathematics, 01.01.2020 08:31 kaperry
Simplify the expression.
cos^2(pi/2-x)/sqrt1-sin^2(x)
a. tan(x)
b. cos(x)tan(x)
c. cos(x)cot(x)
d. sin(x)tan(x)
Answers: 3
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