<img src="https://tex.z-dn.net/?f=%20%5Csin%20%7B%7D%5E%7B2%7D%20%28a%29%20%20%2B%20cos%20%7B%7D%5E%7B2%7D%20%28a%29%20%3D%20" i

4 years ago

d="TexFormula1" title=" \sin {}^{2} (a) + cos {}^{2} (a) = " alt=" \sin {}^{2} (a) + cos {}^{2} (a) = " align="absmiddle" class="latex-formula">
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Mathematics

2 answers:

AURORKA [14]4 years ago

7 0

Answer:

sin^2a+ cos^2a=1

Step-by-step explanation:

ludmilkaskok [199]4 years ago

3 0

Answer:

sin^2a+ cos^2a=1

it is derived from Pythagoras theorem

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