Which pair of expressions represents inverse functions? OA.
2x + 5 and 2 + 51
OB.
Come and I +2
O C.
4 - 31
41 -
I - 2
41 + 2
and
51 + 3
I – 3 41 - 2
I + 3
and
21 + 3
41 - 2 41 - 1
OD

Describe the possible echelon forms of the standard matrix for a linear transformation t where t: set of real numbers is onto.

Which of the following is the equation that says that the product of a number and ten is equal to 20 percent of that number ? a) 10n= 2.0n b) 10+n=.20n c) n+ .20n=10 d) 10n=0.20n

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.