Answer:
-2x²(x + 1)(x - 4)
Step-by-step explanation:
Hello!
Factor:

Take out GCF
Think: What numbers add up to -3 and multiply to -4?
Answer: -4 and 1
Continue:
The complete factored form is -2x²(x + 1)(x - 4)
Answer:
X= 24º
Explanation:
A straight line is 180º so, 180º - 151º = 29º - 5º = 24º
Answer: Angle 4
Step-by-step explanation:
The angle of depression is formed by the line of sight and the horizontal line tangent to the top of the observer.
Answer:
y=-4.2
Step-by-step explanation:
2.9=7.1+y
2.9-7.1=7.1-7.1 +y
-4.2=y or y= -4.2