Answer: answer b
Step-by-step explanation:
Answer:
Because the product is always non-termination,non-repeating decimal.
Step-by-step explanation:
If we have
is irrational;
is rational such that
, then
is irrational.
A way to represent this is:

Note that we have a contradiction, because
is not a rational number, as I stated in the beginning. Therefore, ab is irrational.
Answer:
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Step-by-step explanation:
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2x - 5x + 4 = 0
- 3x = - 4
x = 4/3