#!/usr/bin/env python
# coding: utf-8

# # Problem 1
# Import the NumPy library under the alias `np`.

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# # Problem 2
# Add `2` to every element of the following NumPy array.

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arr = np.array([2,3,4,9,7,5,8,2])


# # Problem 3
# Double the value of every element in `arr` by adding it to itself.

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# # Problem 4
# Create an array of zeros by subtracting `arr` from itself.

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# # Problem 5
# Multiply every element in `arr` by 6.

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# # Problem 6
# Divide every element in `arr` by 4.

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# # Problem 7
# Create an array of ones by dividing every element in `arr` by itself.

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# # Problem 8
# Calculate the square root of every element in `arr`. Do not use the `**` operator.

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