Answer:
Step-by-step explanation:
4. (6^10)^-7 is when the exponents should be multiplied
answer is B
5. (7^3)^-2 = (7^-6)
1/7^6 = 1/(7x7x7x7x7x7)
answer is A
2. 11^-4/11^8= 1/11^(8+4) = 1/11^12
3. (2^5/3^2)^4= 2^20/3^8
4
The answer is 4
D
there are<em><u> 28.3495 grams in one single ounce </u></em>
//hope this helps have a nice day//
