Answer: See my work
Step-by-step explanation:
Answer:
(a) √25 rational
(b) √30 irrational
Step-by-step explanation:
Note : only perfect squares have rational roots
25 = 5² then 25 is a perfect square
therefore √25 = 5 is a rational number
30 cannot be written in the form a² where ‘a’ I start a natural number then 30 is not a perfect square
Therefore √30 is irrational.
Answer:
its blocked
Step-by-step explanation:
the first gets 4000 the second gets 8000 the third gets 12,000 and the last gets 16,000
Answer:
(a+1)(a+1) or (a+1)^2
Step-by-step explanation:
a^2+2a+1=(a+1)(a+1)
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