Answer:
A) x - 4
B) x² - 4x
C) x³ - 2x² - 8x
D) 2x³ + 3x² - 32x + 15
Step-by-step explanation:
A)
x-intercepts: x = 4
Factors:
(x - 4)
B)
x-intercepts: x = 4, 0
Factor:
(x - 0)(x - 4)
x² - 4x
C)
x-intercepts: x = 4, 0, -2
Factor:
(x - 0)(x - 4)(x + 2)
(x² - 4x)(x + 2)
x³ - 4x² + 2x² - 8x
x³ - 2x² - 8x
D)
x-intercepts: x = 3, ½, -5
Factor:
(x - 3)(2x - 1)(x + 5)
(2x² - 6x - x + 3)(x + 5)
(2x² - 7x + 3)(x + 5)
2x³ - 7x² + 3x + 10x² - 35x + 15
2x³ + 3x² - 32x + 15
Answer:
y=14x+30
Step-by-step explanation:
Answer:324x^3-828x^2-63x+-9\20
Step-by-step explanation:
Answer:
[(5z+3 -3z)5z+3 - 3z
combine 5z and _3z to get 2z
(2z+3)x5z +3 - 3z
use the distributive property to multiply 2z + 3 by 5
(10z + 15)z + 3 - 3z
use the distributive property to multiply 10z+15 by z
10z2+15z+3-3z
combine 15z and -3z to get 12z
10z2+12z+3
Step-by-step explanation:
Answer:
X=-15
Step-by-step explanation:
-15+7=8
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