code: def zakharovFromIndices(x, ii):
      sum1 = (x**2).sum()
      sum2 = (0.5 * ii * x).sum()
      answer = sum1 + sum2**2 + sum2**4
      return answer
  
imports: from absl.testing import absltest
  import numpy
  import scipy
  import scipy.optimize
  from jax import numpy
  from jax._src import test_util
  from jax import jit
  from jax import config
  import jax.scipy.optimize
label_desc: Use image node_id 5 for calling a global function with example usage: zakharovFromIndices(x, ii) and returns: answer