Unit 1 Review So Far

.141414141414...

• Rational 
• Irrational 

√7

• Rational 
• Irrational

Classify this polynomial by its degree and number of terms:  x² + 2x + 6

• Linear polynomial
• Quadratic trinomial
• Quadratic binomial
• Cubic trinomial

(4x³-5x²+3x)+(-2x³-x²+6x)

• 2x³-6x²-9x
• 2x³+6x²+9x
• -2x³-6x²+9x
• 2x³-6x²+9x

(3x + 4y - 3z) - (2x - 6y + 7z)

• x + 10y - 10z
• -x +10y - 10z
• x -10y - 10z
• -x -10y - 10z

(2s + 9)(3s - 4)

• 3s² + 19s - 36
• 4s² + 19s - 36
• 5s² + 19s - 36
• 6s² + 19s - 36

Simplify the radical...
√20a²b⁴

• 2ab²√5
• 4ab²√5
• 5ab²√2
• 2a²b²√5

Simplify 
-10√7 + 12√7

• -2
• -2√7
• 2√7
• Already simplified 

What property is this?
77+(8+3) = (8+3)+77

• Commutative
• Associative
• Additive Identity
• Distributive

Solve for x:

• x = yb - v
• x = by - v
• x = by + v