Answer:
the second one would be the answer
Here are the answers I got I hope this is correct!! :)
Step-by-step explanation:
A) 6 x 10^3
B) 4 x 10^8
C) 70 x 10^3
___________________________________________________________
I hope this helped you sorry for the first try c:
12.9x-9
First you have to combine the like terms which are 5.3x + 7.6x= 12.9x. Then you just rewrite the equation 12.9x-9. You just leave the 9 by it self beacuse thers no other like terms.
45
6 to the power of 2 + 3 to the power of 2
6² + 3²
(6 × 6) + (3 × 3)
36 + 9
Answer: 102,400,000,000,000,000,000
First do 20^10 = 10,240,000,000,000.
Then, multiply 10,240,000,000,000 * 10,000,000 to get 102,400,000,000,000,000,000.
<em>Hope it helps <3</em>
