Answer:
D. A square because it has 4 right angles.
Step-by-step explanation:
A square is a rectangle but a rectangle is not a square.
Y = 18 x² + m x + 2
Exactly one x - intercept is for:
D = m² - 4 · 18 · 2 = 0
m² - 144 = 0
m² = 144
Answer:
m = -12 or m = 12
39. because its close to it lol.
Answer:
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Step-by-step explanation:
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Answer:
-132
Step-by-step explanation:
Split the summation to make the starting value of
k equal to 1.