Question

$$\left. \begin{array} { l } { \cos ^ { 2 } } \end{array} \right.$$

Answer

$$d=-(a^2+2*a*b+10609*e*b^2*o*f)/(6*e*n*t^2*y*(a+b)^2)$$

Solution


Simplify  \({103}^{2}\)  to  \(10609\).
\[\imath dent\imath ty\times 6{(a+b)}^{2}={a}^{2}+2ab+{b}^{2}eof\times 10609\]
Use Product Rule: \({x}^{a}{x}^{b}={x}^{a+b}\).
\[{\imath }^{2}den{t}^{2}y\times 6{(a+b)}^{2}={a}^{2}+2ab+{b}^{2}eof\times 10609\]
Use Square Rule: \({i}^{2}=-1\).
\[-1\times den{t}^{2}y\times 6{(a+b)}^{2}={a}^{2}+2ab+{b}^{2}eof\times 10609\]
Simplify  \(1\times den{t}^{2}y\times 6{(a+b)}^{2}\)  to  \(6dn{t}^{2}ye{(a+b)}^{2}\).
\[-6dn{t}^{2}ye{(a+b)}^{2}={a}^{2}+2ab+{b}^{2}eof\times 10609\]
Regroup terms.
\[-6edn{t}^{2}y{(a+b)}^{2}={a}^{2}+2ab+{b}^{2}eof\times 10609\]
Regroup terms.
\[-6edn{t}^{2}y{(a+b)}^{2}={a}^{2}+2ab+10609e{b}^{2}of\]
Divide both sides by \(-6\).
\[edn{t}^{2}y{(a+b)}^{2}=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6}\]
Divide both sides by \(e\).
\[dn{t}^{2}y{(a+b)}^{2}=-\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6}}{e}\]
Simplify  \(\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6}}{e}\)  to  \(\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6e}\).
\[dn{t}^{2}y{(a+b)}^{2}=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6e}\]
Divide both sides by \(n\).
\[d{t}^{2}y{(a+b)}^{2}=-\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6e}}{n}\]
Simplify  \(\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6e}}{n}\)  to  \(\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en}\).
\[d{t}^{2}y{(a+b)}^{2}=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en}\]
Divide both sides by \({t}^{2}\).
\[dy{(a+b)}^{2}=-\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en}}{{t}^{2}}\]
Simplify  \(\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en}}{{t}^{2}}\)  to  \(\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}}\).
\[dy{(a+b)}^{2}=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}}\]
Divide both sides by \(y\).
\[d{(a+b)}^{2}=-\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}}}{y}\]
Simplify  \(\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}}}{y}\)  to  \(\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y}\).
\[d{(a+b)}^{2}=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y}\]
Divide both sides by \({(a+b)}^{2}\).
\[d=-\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y}}{{(a+b)}^{2}}\]
Simplify  \(\frac{\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y}}{{(a+b)}^{2}}\)  to  \(\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y{(a+b)}^{2}}\).
\[d=-\frac{{a}^{2}+2ab+10609e{b}^{2}of}{6en{t}^{2}y{(a+b)}^{2}}\]