Answer:
B
Step-by-step explanation:
it is because is the cubic equation and the formula involves quadratic formula
Answer: Y=24
Step-by-step explanation:1/4 y=6
*4 *4
y= 24
Math really is a universal language, Buenos noches amigo.
He buyed 240 cards because
20
x
12
-----
40
+
20
-------
240
In case you're not already aware, the expression
is called the "difference quotient" and represents the average rate of change of a function
over an interval
.
For the function
, by substituting
we get

Then the difference quotient is


where the last equality holds as long as
.