Adding and Subtracting Radicals Answers
Which of the following are like radicals? Check all of the boxes that apply.
What is the radical part of both and when the expressions are simplified?
⇒ 6
8, 6
Which is a like radical to after simplifying?
Which expression equals ?
Find the difference:
Simplify the following expression completely, where x 0.
Use the for d =
mc001-1.jpg
What is the student’s error?
Given that is it ever possible to have Explain.
Yes, it is possible for 𝑎 𝑏 𝑎 𝑏 a b ab , but only in special cases. This happens if either 𝑎 0 a0 or 𝑏 0 b0, because the square root of 0 is 0. For example, if 𝑎 0 a0, then 0 𝑏 0 𝑏 𝑏 0 𝑏 0 b 0 b b 0b . Similarly, if 𝑏 0 b0, the equation also works. In all other cases where both 𝑎 a and 𝑏 b are positive, the sum of the square roots is greater than the square root of the sum.
Find the sum .
⇒ 2
10, 6
Which of the following did you include in your response?
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