Factor the polynomial completely. If the polynomial cannot be factored, write "prime."3x2 - 31x + 56

A. 3(x - 7)(x - 8)
B. (3x - 7)(x - 8)
C. (3x - 7)(3x + 8)
D. (3x + 8)(x - 7)


Answer: B

Mathematics

You might also like to view...

Find the exact value of the expression.cos  cos  + sin  sin 

A. 1
B.
C.
D.

Mathematics

Provide an appropriate response.Give a definition of the slope-intercept form of an equation for a line.

What will be an ideal response?

Mathematics

Solve the problem.Find the exponential function of the form f(x) = aebx that passes through the points .

A. f(x) = 3e[(ln 2)/4]x B. f(x) = 3e(4 ln 2)x C. f(x) = 3e[-(ln 2)/4]x D. f(x) = 3e[(ln (1/2))/4]x

Mathematics

Solve the problem.The intensity of the reaction to a certain drug, in appropriate units, is given by  where t is time (in hours) after the drug is administered. Find the average intensity during the 4th hour.

A. 130e-0.3 + 100e-0.4 B. -0.7e-0.3 - 140e-0.4 C. 140e-0.4 - 150e-0.5 D. 130e-0.3 - 140e-0.4

Mathematics