Week 17 Spiral: Algebra

$$−10x^3 + 8x^2 − 10x + 8$$

$$2x^3 + 4x^2 + 4x + 6$$

$$10x^3 + 4x^2 - 4x + 6$$

$$−2x^3 + 8x^2 − 10x + 8$$

$$−45x^4+72x^3−3x^2-24x+6$$

$$−45x^4 + 24x^3 − 19x^2 + 6x + 6$$

$$−45x^4 + 72x^3 − 19x^2 + 24x + 6$$

$$−45x^4 + 72x^3 − 19x^2 + 6x + 3$$

(−2, 8)

(2, 8)

(2, -8)

(−2, −8)

x = {-1, 2/3}

x = (5 ± √49)/6

x = {-1, 2 2/3}

x = {-1, -2 2/3}

$$-3b^4-2b^3+7b^2+7b$$

$$3b^4+2b^3-7b^2-7b$$

$$-2b^3+5b^2+6b$$

$$2b^3-5b^2-6b$$

Addition

Subtraction

Multiplication

Division

(2, 6)

(4, 60)

(4, 0)

(-4, 4)

(-2,4)

(2,5)

(5,-2)

(-5,-2)

(x+4)(x-1)

(x-4)(x+1)

(x-4)(x-1)

(x+4)(x+1)