Question

plz write the algebric identities

Answer 1

$\mathfrak{dear\;user }$

$\mathfrak{question-}\textsf{writing the algebric identities }$

$\mathfrak{here\:is\:the\:solution\:for \:the question }$

$\bullet\:\sf Trigonometric\:Values :\\\\\boxed{\begin{tabular}{c|c|c|c|c|c}Radians/Angle & 0 & 30 & 45 & 60 & 90\\\cline{1-6}Sin \theta & 0 & \dfrac{1}{2} & \dfrac{1}{\sqrt{2}} & \dfrac{\sqrt{3}}{2} & 1\\\cline{1-6}Cos \theta & 1 & \dfrac{\sqrt{3}}{2}& \dfrac{1}{\sqrt{2}}& \dfrac{1}{2}&0\\\cline{1-6}Tan \theta&0& \dfrac{1}{\sqrt{3}}&1&\sqrt{3}&Not D{e}fined\end{tabular}}$

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Answer 2

Answer:

${(x + y)}^{2} = {x}^{2} + 2xy + {y}^{2} \\ {(x - y)}^{2} = {x}^{2} - 2xy + {y}^{2} \\ {x}^{2} - {y}^{2} = (x + y)(x - y) \\ (x + a)(x + b) = {x}^{2} + (a + b)x + ab$