5 quarters =1.25$
15$÷1.25$=12
then 15$ in quaters would weigh 12 ounces
Answer:
nx^(n-1).
Step-by-step explanation:
d/dx (x^n)
We multiply by n than subtract 1 from the exponent (n):
= n x^(n-1)
Numerical examples:
d(x^3) dx = 3 * x^(3-1)
= 3x^2.
d(2x^5)/dx = 5*2 x^(5-1)
= 10x^4.
Hello:
the standard equation of a circle : <span>(x – h)2 + (y – k)2 = r2
ridus : r center A(h , k )</span>
