Answer:
The 1st and 4th statements are true.
45% of 20
20 times 0.45
= 9
The answer is 9
Answer:
0 y -6 o 1 y -7
Step-by-step explanation:
A basic unit of a chemical element
Answer:
Step-by-step explanation:
x^2 + 3x + 2 = (x+1)(x+2)
x^2 + 4x + 3 = (x+1)(x+3)
LCM = (x+1)(x+2)(x+3) = (x^2 + 3x + 2) (x+3) = x^3 + 6x^2 + 11x + 6