Week 3

Last updated 6 months ago

7 Nsɛmmisa

Ɛhia

Laabri

Week 3

Last updated 6 months ago

7 Nsɛmmisa

Ɛhia

Asemmisa {{asɛmmisaAhyɛnsode}}

Select all equations that represent a polynomial function.

y=x^{4}+10x^{3}-2x+3

y=3x^{3}+2x^{-2}-2x+4

y=x^{4}+2x^{3}-2^x+3

y=\sqrt5x+3

y=\frac{1}{5}x^{3}-2x+6

Asemmisa {{asɛmmisaAhyɛnsode}}

If (x+2) is a factor of f(x)=x^{3}+3x^2-kx+4, determine the value of k

Ɛhia

Asemmisa {{asɛmmisaAhyɛnsode}}

For each of the following binomials below, determine if it is a factor of f(x)=4x^{4}-x^{3}-8x^{2}-40. Explain your reasoning for the choices.

x+2

x-4

x-6

x+8

Ɛhia

Asemmisa {{asɛmmisaAhyɛnsode}}

A function with three turning points and end behaviour from Quadrant 3 to Quadrant 4 has the following characteristics

Has a negative leading coefficient

Has a positive leading coefficient

Has a minimum of 1 x-int

Has a minimum of 1 y-int

Is an odd function

Has a maximum of 1 y-int

Has a minimum degree of 2

Has a minimum degree of 4

Has a minimum of 2 x-int

Ɛhia

Asemmisa {{asɛmmisaAhyɛnsode}}

A polynomial function has a range of [5, \infty). The degree of the function is.

Ɛhia

Asemmisa {{asɛmmisaAhyɛnsode}}

A polynomial function is represented by f(x)=-2x(x-2)^{2}(x+1). The function has a degree of to Q x-intercepts. The root with a multiplicity of 2 is at

-4

(x-4)

-2\frac{1}{2}

Asemmisa {{asɛmmisaAhyɛnsode}}

Select all equations that represent a polynomial function.

y=x^{4}+10x^{3}-2x+3

y=3x^{3}+2x^{-2}-2x+4

y=x^{4}+2x^{3}-2^x+3

y=\sqrt5x+3

y=\frac{1}{5}x^{3}-2x+6

Asemmisa {{asɛmmisaAhyɛnsode}}

If (x+2) is a factor of f(x)=x^{3}+3x^2-kx+4, determine the value of k

Asemmisa {{asɛmmisaAhyɛnsode}}

For each of the following binomials below, determine if it is a factor of f(x)=4x^{4}-x^{3}-8x^{2}-40. Explain your reasoning for the choices.

x+2

x-4

x-6

x+8

Asemmisa {{asɛmmisaAhyɛnsode}}

A function with three turning points and end behaviour from Quadrant 3 to Quadrant 4 has the following characteristics

Has a negative leading coefficient

Has a positive leading coefficient

Has a minimum of 1 x-int

Has a minimum of 1 y-int

Is an odd function

Has a maximum of 1 y-int

Has a minimum degree of 2

Has a minimum degree of 4

Has a minimum of 2 x-int

Asemmisa {{asɛmmisaAhyɛnsode}}

A polynomial function has a range of [5, \infty). The degree of the function is.

Asemmisa {{asɛmmisaAhyɛnsode}}

A polynomial function is represented by f(x)=-2x(x-2)^{2}(x+1). The function has a degree of to Q x-intercepts. The root with a multiplicity of 2 is at

-4

(x-4)

-2\frac{1}{2}