Provide an appropriate response.(x - )(x + ) =

A. x2 + 4
B. x2 - 
C. x2 + 2
D. x2 - 2
E. x2 - 4


Answer: D

Mathematics

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Provide an appropriate response.The monthly cost of a certain texting plan is given by the function C(n) = 0.05n + 9.95, where C(n) is in dollars and n is the number of texts sent in a month. Find and interpret C(140) Monthly Cost of Texting Plan

A. 7.00; it costs $7.00 to send 140 texts in a month using a certain texting plan. B. 15.95; it costs $15.95 to send 140 texts in a month using a certain texting plan. C. 16.95; it costs $16.95 to send 140 texts in a month using a certain texting plan. D. 23.95; it costs $23.95 to send 140 texts in a month using a certain texting plan.

Mathematics

Write the expression in condensed form.ln x - ln 2

A. ln
B. ln 
C. ln( - 2)
D. ln

Mathematics

Find the minimum or maximum value of f (as indicated) subject to the given constraint.Minimum of f(x, y) = x2 + 4y2 + 6,subject to 2x - 8y = 20

A. Minimum = 26 at (2, 2) B. Minimum = 26 at (2, -2) C. Minimum = 26 at (-2, 2) D. Minimum = -26 at (-2, -2)

Mathematics

Use synthetic division to divide. ? ?

A.

B.

C. ?

D.

E.

Mathematics