Answer:
(x+8)^2=77 and x=negative 8±√77
Step-by-step explanation:
After watching a video, I got it right on Khan
Answer:
Step-by-step explanation:
A square root can't be simplified any further if there are no 2 identical factors remaining and every term under the radical symbol is a prime number
For 15 you have to subtract the 72 from the total amount of money and ten divide the remaining money from how much each game costs
Answer:
Step-by-step explanation:
7^8*7=
5764801 * 7= 40353607
A. 7^3*7^3= 343*343= 117649 <--- not the answer
B. 7^18/7^9= 40353607 <---- right answer
C. (7^3)^3= 343^3= 40353607 <------ right answer
D. 7^5+7^4= 16807+2401= 19208 <---- not the answer
E. 7^5*7^4= 16807*2401= 40353607 <---- right answer