Step-by-step explanation:
finding for 3√512
=67.882250993908562
rounded to the n nearest whole number=68
Answer:
-4 is really -1 * 4
-4² = -1 * 4²
-4² = -1 * 16
-4² = -16
Use parenthesis to square
(-1 * 4)² = (-4)²
(-4)² = 16
