20 (4)^3-2
20(64)-2
1280-2
1278
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:
idk i kinda forgot what was the answer let me go check
3.8 if u use long division u will get 3.8 hope that helps. Good luck too
Thanks besti ;)))))))))))