Answer:
B / px= k
Step-by-step explanation:
B = kpx
Divide each side by px
B / px= kpx/px
B / px= k
Answer:
Now, Mr Lee's age is 40 years, his son's age is 13 years.
Step-by-step explanation:
<u>4 years ago:</u>
Son's age = x years
Mr. Lee age = 4x years
<u>Now:</u>
Son's age = x + 4 years
Mr. Lee age = 4x + 4 years
The sum of the ages of Mr Lee and his son is 53 now, so

Now, Mr Lee's age is 40 years, his son's age is 13 years.
Answer:
N(4) = 4
Step-by-step explanation:
The given function is N(u) = 4, where N is the function and u is the independent variable.
Now, the value of the function N(u) is a constant and independent of u variable.
Therefore, for each and every value of the variable u the N(u) will be 4 and this is a constant function.
Hence, N(4) = 4 ( Answer )
Answer:
2
Step-by-step explanation: