√ 128 = √ 16 × √ 8 = 4√ 8
What statement best describes Marcus awnser?
1. He is incorrect because 16 times 8 is not 128.
2. He is incorrect because he did not use the largest perfect square.
3. He is incorrcent because the 4 and the 8 should be switched around in his awnser.
4. He is correct.