Verify the identity using algebra
x%7D%3D2sec%5E%7B2%7Dx" id="TexFormula1" title="\frac{1}{1+sinx}+\frac{1}{1-sinx}=2sec^{2}x" alt="\frac{1}{1+sinx}+\frac{1}{1-sinx}=2sec^{2}x" align="absmiddle" class="latex-formula">
1 answer:
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Answer:
B, x=5
Step-by-step explanation:
Both triangles are similar with a ratio of 22.5/9
so using that an equation can be created like this, =
If simplified, 22.9(x + 4.44) = 23.5(9)
22.5x + 99 = 211.5
22.5x = 112.5
<u><em>x = 5</em></u>