The decimal .53 has the 3 in the hundredths place, so the fraction that this was originally is

. When you divide 53 by 100 on your calculator, you will get backk .53
3x+15=0
<=> 3x=-15
<=> x= -15/3
<=> x= -5
Vậy nghiệm của đa thức 3x+15 là -5
If the marker is 0.13cm, then it is 13 millimeters.
8 mi/s = 12.8 km/s
At this rate, in 2 seconds Jupiter will travel 25.6 km.
F(x) = 3x³ - 12x² - 15x
1) Factor Outside: 3x( x² - 4x - 5)
Factor Inside: 3x(x + 1)(x - 5)
2) Set Equal To 0:
3x = 0
x + 1 = 0
x - 5 = 0
3) Solve:
x = 0, -1, 5