Find the function value.Find f(-x) when f(x) = -3x + 7.

A. -3x - 7
B. 3x - 7
C. 3x + 7
D. -x + 7

Answer: C

Mathematics

You might also like to view...

Solve the problem.Suppose that the radius r and volume V = ?r3 of a sphere are differentiable functions of t. Write an equation that relates dV/dt to dr/dt.

A.  = 4?r2
B.  = 4?
C.  = ?r2
D.  = 3r2

View
Mathematics

Simplify the expression. Express the answer so that all exponents are positive. Whenever an exponent is 0 or negative, we assume that the base is not 0.(6x3)-2 

A. 36x6
B.
C.
D.

View
Mathematics

Complete the table.  ObjectYards(yd)Centimeters(cm) Inches(in.)Meters(m)Millimeters(mm)Length of a book  30.8????

A.

  ObjectYards
(yd)		Centimeters
(cm)		Inches
(in.)		Meters
(m)		Millimeters
(mm)
Length of a book3.4?30.8?121.2596?3080?3.08?

B.
  ObjectYards
(yd)		Centimeters
(cm)		Inches
(in.)		Meters
(m)		Millimeters
(mm)
Length of a book0.3368?30.8?12.1260?0.308?308?

C.
  ObjectYards
(yd)		Centimeters
(cm)		Inches
(in.)		Meters
(m)		Millimeters
(mm)
Length of a book0.3368?30.8?12.1260?0.308?3080?

D.
  ObjectYards
(yd)		Centimeters
(cm)		Inches
(in.)		Meters
(m)		Millimeters
(mm)
Length of a book3.4?30.8?12.1260?3.08?308?

View
Mathematics

Solve the problem.Frank can type a report in 7 hours. James takes 8 hours to type it. How long will it take the two of them typing together?

A. 56 hr
B.  hr
C.  hr
D. 3 hr

View
Mathematics