Please help me with these two. i have no teacher and i do not recall trhis
1 answer:
Answer:
It shows a contradiction because (a − 4b) / b is a rational number and √5 is an irrational number.
Step-by-step explanation:
A rational number can be written as a ratio of two integers.
An irrational number cannot.
(a − 4b) / b is a rational number.
√5 is an irrational number.
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I'm old and the way I was taught about fraction division was:
INVERT AND MULTIPLY.
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