solving by factoring applications

Find all solutions to the polynomial equation.

x^4 – 34x^2 + 225 = 0

a. 9, 25

b. 3, 5

c. 3, -3, 5, -5

d. 1, -1, 15, -15

Find all solutions to the polynomial equation.

3(3x – 4)(2x – 7) = 0

a. 4/3, 7/2

b. 3, -4/3, -7/2

c. -3, 4/3, 7/2

d. -4/3, -7/2

Find all solutions to the polynomial equation.

x(5x + 2) = 3

a. $3 comma bevelled 1 fifth$

b. $minus 3 comma minus bevelled 1 fifth$

c. $bevelled fraction numerator 3 over denominator 5 comma space minus 1 end fraction$

d. $minus bevelled 3 over 5 comma space 1$

Find all solutions to the polynomial equation.

$\frac{c^{2}}{20} - \frac{c}{4} + \frac{1}{5} = 0$

Which polynomial could be modeled by the graph of r(x) shown below?

a. r(x) = (x – 3)(x + 1)(x – 4)

b. r(x) = (x – 1)(x + 3)(x + 4)

c. r(x) = (x – 11)(x – 3)(x + 1)(x – 4)

d. r(x) = (x + 11)(x – 1)(x + 3)(x + 4)