The absolute value of a real number is a positive value of the number. Which means that the absolute value is the distance from zero of the number line. However, that of the complex numbers is the distance from the origin to the point in a complex plane.
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Answer:
1st option
Step-by-step explanation:
4
÷ 2
( change mixed numbers into improper fractions )
=
÷ 
To perform the division
leave 1st fraction, change ÷ to × , turn 2nd fraction ' upside down'
=
× 
Answer:
65
Step-by-step explanation:
66
<span>The factors of 60 are 60, 30, 20, 15, 12, 10, 6, 5, 4, 3, 2, 1.The factors of 75 are 75, 25, 15, 5, 3, 1.<span>The common factors of 60 and 75 are 15, 5, 3, 1, intersecting the two sets above.</span><span>In the intersection factors of 60 ∩ factors of 75 the greatest element is 15.</span><span>Therefore, the greatest common factor of 60 and 75 is 15.
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