Answer:
<u><em>Range </em></u>= 20 32-12=20 <u><em>Mean</em></u>= 22.5 <u><em>Median=</em></u>22 <u><em>MAD= </em></u>4.5798 (4.6)
Answer:
9x²+42x+49
Step-by-step explanation:
that is not the correct way to foil.
the correct way would be (3x+7)²= (3x+7)(3x+7)
simplifying that would give us 9x²+42x+49
his mistake was multiplying wrong because he did not foil
Answer:
B
Step-by-step explanation:
B cause
2x^2 - 6x - 56
2 (x^2 - 3x - 28)
2 (x - 7)(x + 4)