Yes, a perfect square is a number that has an integer square root.
A is correct
2√20 and 4*5^1/2. Explanation Below:
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When we simplify 2√20, we get 4√5, and 5^1/2 is √5. Therefore, 4*5^1/2 is 4√5.
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Hope this helps!
Answer: Actual answer is 10x sq root 30
Step-by-step explanation: Factor 4 out of 12 first. sq root 5 (2 sq root 3x) sq root 50
Rewrite using commutative property
2 times sq root 5x sq root 3x sq root 50
use power rule a^ma^n=a^m+n to combine
Answer:
Step-by-step explanation:
add 12 and a number: 12 + c
subtract a number from 12: 12 - c
divide a number by 12: c : 12 or c/12
multiply 12 by a number: 12 · c = 12c