Unit 7 Polynomials Review

Add/Sub Polynomials

100

Add the Polynomials

(4x + 9) +(x - 4)

5x + 5

200

Subtract the polynomials:

(-5h - 2) - (7h +6)

-12h - 8

300

Add the polynomials:

(x² +3x + 5) + ( -x² +6x)

9x + 5

400

Subtract the Polynomials:

(k² + 6k³ -4) - (5k³ + 7k -3k²)

k³ + 4k² -7k -4

500

Subtract the Polynomials:

(2x - 3x) - (x² -2x + 4)

-x² + x - 4

Exponent Rules

100

Simplify:

(x³)(x²)

x⁵

200

Simplify:

(x⁵)(x^-5)

1

300

Write without negative exponents:

(x^-7)(x)

1/x⁶

400

Simplify:

(3x⁴)²

9x⁸

500

Simplify:

2x⁵ y^-3 x

________

(-2x^-4y³)³

x¹⁸ / -4y¹²

Classify

100

Name the polynomial (degree and polynomial)

x + 8

1st degree binomial

200

Name the polynomial (degree and polynomial)

7x²-5x+9

quadratic trinomial

300

Name the polynomial (degree and polynomial)

3x³-6

Cubic Binomial

400

Name the polynomial (degree and polynomial)

2x²+7y+3x⁵+9

5th degree polynomial

Quintic Polynomial

500

Name the polynomial (degree and polynomial)

2x

1st degree monomial

Scientific Notation

100

Write the number in scientific notation:

7,200

7.2 x 10³

200

Write the number in scientific notation:

0.000012

1.2 x 10^-5

300

Write the number from scientific notation into expanded:

6.32 x 10⁴

63,200

400

Write the number from scientific notation into expanded:

3.4 x 10^-6

0.0000034

500

Simplify:

(4.5 x 10³ )(2 x 10^-5)

_________________

        (3 x 10²)

3 x 10^-4