If $x = -1$ and if n is the sum of the first 404 prime numbers, then $x+x^n+x^{n+1}+x^{n+2}$ =

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-4

-2

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What this question tests

Your grasp of exponent rules — multiplying and dividing powers, power-of-a-power, and negative/zero exponents.

Adding exponents when multiplying bases that have the same exponent, or confusing (x^a)^b with x^(a·b).

If x=−1x = -1x=−1 and if n is the sum of the first 404 prime numbers, then x+xn+xn+1+xn+2x+x^n+x^{n+1}+x^{n+2}x+xn+xn+1+xn+2=