$(-1{)}^{101}+(-1{)}^{100}(-1)^\{101\}+(-1)^\{100\}$ = ……

$7^{x+5}=1\Rightarrow x7^\{x+5\}=1\backslash Rightarrow\; x$ = ……

$(\frac{3}{5}{)}^4\times (\frac{3}{5}{)}^3\times (\frac{3}{5}{)}^7(\backslash frac\{3\}\{5\})^4\backslash times(\backslash frac\{3\}\{5\})^3\backslash times\; (\backslash frac\{3\}\{5\})^7$

What should be multiplied with $3^{-4}3^\{-4\}$ we will get 729 is …..?

$(4^{\circ }-3^{\circ })\times 2^{\circ }(4^\backslash circ-3^\backslash circ)\backslash times2^\backslash circ$ = ……

$\frac{x^a}{x^b}\times \frac{x^b}{x^c}\times \frac{x^c}{x^a}\backslash frac\{x^a\}\{x^b\}\backslash times\backslash frac\{x^b\}\{x^c\}\backslash times\backslash frac\{x^c\}\{x^a\}$ = ……

Which of the following is true?

$5^6\times 5^{2x}=5^{20}\Rightarrow 5^6\backslash times5^\{2x\}=5^\{20\}\; \backslash Rightarrow$ x = ……

8536 in standard form is

The prime factorisation of 210 is