Answer:
y = - 2x² - 2x + 40
Step-by-step explanation:
Standard form of a quadratic is y = ax² + bx + c : a ≠ 0
Given
y = - 2(x + 5)(x - 4) ← expand factors using FOIL
= - 2(x² - 4x + 5x - 20)
= - 2(x² + x - 20) ← distribute parenthesis by - 2
= - 2x² - 2x + 40 ← in standard form
Answer:
30 units
Step-by-step explanation:
Look at the top layer of the prism, The width is <em>3</em> units the length is <em>5</em> units.
Take and multiply <em>LxW</em> <em>3 x 5</em> which is <em>15</em>.
Sense the height is <em>2</em> multiply <em>15</em> times <em>2</em> to get <em>30</em>.
<u><em>Hope this helps have a good day!</em></u>
Answer:
-4.5 , to - 2.5 , to , - 1.1 , to 0.8, to 9/5
Step-by-step explanation:
