Answer:
Step-by-step explanation:

the error was in not take the root of the number correctly
the student assumes that the root of 144 was equal to 72
Answer:
GCF of 12x^2y^7 and 28x^3y^4
<h2>
12x^2y^7===> <u>
12x^2y^7<=YOUR ANSWERS</u></h2><h2>
28x^3y^4===> <u>
28x^3y^4<=YOUR ANSWERS</u></h2>
75 1/3 in simplest form: 226/3
Question 3 the volume is 270 (5x6x9=270)
Answer B
The answer is B because the opposite of -7/10 is of course 7/10. Hope I helped !