topic badge

1.5A Polynomial functions and complex zeros

Interactive practice questions

Consider the curve $y=\left(x+3\right)\left(x+2\right)\left(x-2\right)$y=(x+3)(x+2)(x2).

a

Find the $x$x-value of the $x$x-intercept(s).

b

Find the $y$y-value of the $y$y-intercept(s).

c

Sketch a graph of the curve.

Loading Graph...
Medium
2min

Consider the curve $y=\left(x-2\right)^2\left(x+5\right)$y=(x2)2(x+5).

Medium
3min

Consider the curve $y=-\left(x+4\right)\left(x+2\right)\left(x-1\right)$y=(x+4)(x+2)(x1).

Medium
2min

Consider the curve $y=\left(x-1\right)\left(x-2\right)\left(x+4\right)\left(x+5\right)$y=(x1)(x2)(x+4)(x+5).

Medium
2min
Sign up to access Practice Questions
Get full access to our content with a Mathspace account

Outcomes

1.5.A

Identify key characteristics of a polynomial function related to its zeros when suitable factorizations are available or with technology.

1.5.B

Determine if a polynomial function is even or odd.

What is Mathspace

About Mathspace