Answer:
A multiplicative inverse or reciprocal for a number x, is denoted by 1/x or x‾¹.
So, the answer to your question is <u>B. a × (1/a) = 1. </u>
Hope this helps!! :)
Answer:
200
Step-by-step explanation:
The ratios is 5 to 2 - so if you divide 500/5 = 100 then multiply 2 * 100 (the same rate) to keep the ration intact.
Answer:
I think it's A. y= 0..433x2
Step-by-step explanation:
I just had the question on E2020. (I know I'm late.)
Answer:
50
Step-by-step explanation:
When you around to the nearest ten, you look at the ones digit, which in this case, is 8. Since that is 5 and above, you would have to round the 4 in the tens digit up to 5, resulting in 50.