Answer:
7.9 X 10^3
standard form means it has to between 1 and 10
Solution:
Given:
when a = 4, substitute for a in the expression;
Therefore, if (a = 4), then
Hence, the answer is 16.
Answer: The last 3 choices
Answer: the bottom one
Step-by-step explanation:
Answer:
A B and C are true
Step-by-step explanation: