Answer:

Step-by-step explanation:
Given the expression;

According to difference of two square;
x² - 16 = x²-4² = (x+4)(x-4)
Substitute;

Find the LCM

Assumed Correlation Value:
r1 = -0.5
r2 = 0.25
r3 = 0.90
r4 = 1
therefore,
r1 < r2 < r3 < r4
Letter A
Answer:
Step-by-step explanation:
Answer:
7 paperbacks, 2 hardcovers
Step-by-step explanation:
2x8=16
7x5=35
35+16=51
Hope this answers your question.
It is always possible for the product of a rational number and irrational number to result in a rational value.