Q22 Prep 3 Algebra Question Bank

a) Determine the set of zeros of each polynomial function in \(\mathbb{R}\):

\[f(X) = 25 - 9X^2\]

a) \(\left\{\frac{3}{5}, -\frac{3}{5}\right\}\)

b) \(\left\{\frac{5}{3}, -\frac{5}{3}\right\}\)

c) \(\left\{5, -5\right\}\)

d) \(\left\{9, -9\right\}\)

\[f(X) = X^3 - 125\]

a) \(\left\{-5\right\}\)

b) \(\left\{5\right\}\)

c) \(\left\{25\right\}\)

d) \(\left\{125\right\}\)

\[f(X) = 2X^4 + X^3 - 6X^2\]

a) \(\left\{0, 1, -2\right\}\)

b) \(\left\{0, 2, -3\right\}\)

c) \(\left\{0, \frac{3}{2}, -2\right\}\)

d) \(\left\{0, -1, 3\right\}\)

MR/Nasef.N

a) Zeros are:

1. b) \(\left\{\frac{5}{3}, -\frac{5}{3}\right\}\)

2. b) \(\left\{5\right\}\)

3. c) \(\left\{0, \frac{3}{2}, -2\right\}\)