Vocab and Formulas
Factoring
That's too complex
Rational Roots
#flashbackfriday
100

Is this a polynomial?

f(x)= 7x7-5x-1

NO

100

Factor the following completely:

81x4-81

81(x2+1)(x+1)(x-1)
100

Simplify:    (3+2i)+(2+7i)

5+9i

100

Is -2 a factor of the following:

y=x3-8x-8

yes

100

Find the inverse of the following:

f(x)=(x-1)3

1+- sqrt(x)

200

What is the leading coefficient of the following polynomial?

f(x)=4x2-5x+8-16x4

-16

200

Factor the following completely:

6x3+4x2+3x+2

(3x+2)(x2+1)

200

Simplify:      (4-5i)-(-10+3i)

14-8i

200

What are all potential factors of the following:

y=x3-10x2+30x-24

1,2,3,4,6,8,12,24

both positive and negative 

200

How many real solutions does the following have?

y=x4+2x3-2x+1

NONE

300

What is the degree of the following polynomial?

g(x)=4x3y-6x3+10y2

4

300

Factor the following completely:

7x3+189

7(x+3)(x2-3x+9)

300

Simplify:     (2+3i)(5+7i)

29i-11

300

Find all the rational roots of the equation:

y=4x3+7x2-62x+15

Given that one of the roots is 1/4

-5, 3, 1/4

300

What is the center and radius of the following circle:

(x-9)2+y2=196

c: (9,0)

rad:=14

400

What 3 things can a polynomial function NOT have?

Negative exponents, Fractional Exponents, Variables in the denominator

400

14x2+29x-15

(7x-3)(2x+5)

400

Simplify:    (4+2i)(5-3i)(1+i)

28+24i

400

Find all rational roots of the following:

y=x3-6x2+11x-6

1, 2, 3

400

Find the inverse of the following:

f(x)= 5/(3-x)

3x-5/x

500

Write a polynomial with a leading coefficient of -3, degree of 5, quadratic coefficient of 6, and constant of -7.

I will come check

500

Factor the following completely:

2x8-512

2(x4+16)(x2+4)(x+2)(x-2)

500

6-2i divided by 4-5i

(34+22i)/41

500

Find all roots of the following:]

y=x3+3x2+4x+12

-3,2i, -2i

500

Simplify the following using positive exponents only:

(4x-2y7)(-2x5y-18)(3z3x-3y2)

-24y-9z3

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