1.The value of n for which xn+1+yn+1xn+yn\frac{x^{n+1} + y^{n+1}}{x^n + y^n}xn+ynxn+1+yn+1 is the geometric mean of x and y isa.n=−12n = -\frac{1}{2}n=−21b.n=12n = \frac{1}{2}n=21c.n=1n = 1n=1d.n=−1n = -1n=−1Login to continueOnly logged in users canattempt or see the solution.