Factor:

3x2 + xy 14y2

Select one:

a. (x + 2y)(3x + 7y)

b. (x 7y)(3x - 2y)

c. (x 2y)(3x + 7y)

d. (x y)(3x + 14y)

Question 2

Determine whether the given ordered pair is a solution to the system.

(7/25, -1/25)

4x + 3y = 1

4x - 3y = 3

Select one:

a. Yes, it is a solution

b. Not a solution

Question 3

Apply the distributive property method or the FOIL method.

(x - 1) (x2 + x + 1)

Select one:

a. (x3 - 1)

b. (x3 +1)

c. (x2 - 1)

d. (x2 + 1)

Question 4

Factor the second polynomial further.

(x - 4) (x2 + 5x + 6) = 0

Select one:

a. x = 3; x = -2; x = -3

b. x = 4; x = -2; x = -3

c. x = 4; x = -1; x = -3

d. x = -3; x = -2; x = -3

Question 5

Let f(x) = x2 - x + 4 and g(x) = 3x - 5.

Find g(1) and f(g(1)).

Select one:

a. g(1) = -3;f(g(1)) = 10

b. g(1) = -2;f(g(1)) = 10

c. g(1) = -2;f(g(1)) = 20

d. g(1) = 3;f(g(1)) = 10

Let f(x) = x2 - x + 4 and g(x) = 3x - 5.

Find g(-1) and f(g(-1)).

Select one:

a. g(-1) = -8;f(g(-1)) = 76

b. g(-1) = -3;f(g(-1)) = 76

c. g(-1) = 8;f(g(-1)) = -76

d. g(-1) = -1;f(g(-1)) = 76