Answer:
declaration = - 0.55 m/s²
Step-by-step explanation:
The declaration is a negative accelaration.
Therefore:

a = ?
v = 70 of 15% = 10.5 km/h to m/s = 2.9 m/s
u = 70 km/h to m/s = 19.4 m/s
t = 30 seconds

a = - 0.55 m/s²
Answer:
0
Step-by-step explanation:
because
k c r
10 + (-10)
10 - 10=0
Answer:
3$
Step-by-step explanation:
the discount is 27 so that leaves 3 dollars if
30-27=3 ^^
The answer is C that can be the x-intercepts of the parabola
3.5x=42
x represents the length, since the formula to find area of a rectangle is width times length.