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1. Square root plus arcsine value ●●●○○ 50 ptsGiven a real number $x$, find the value of $\sqrt{x(x+1)}+\arcsin \sqrt{x^{2}+x+1}$, in radians. Round to two decimal places.
2. Parameter values with no solution ●●●○○ 50 ptsDetermine all real numbers $a$ for which the equation $\frac{a}{1-\frac{1}{1+\frac{1}{x}}}=2023 x$ has no solutions. Enter the values in increasing order.