A is not true :) Hope i helped!
Answer:
D. The 3rd nap is the least consistent in duration because its standard deviation is the highest.
Step-by-step explanation:
plato :)
Answer:
12x^2 -21x -6
Step-by-step explanation:
(3x-6)(4x+1)
FOIL
first 3x*4x= 12x^2
outer 3x*1 = 3x
inner -6*4x = -24x
last -6*1 = -6
Add them together
12x^2 +3x -24x -6
Combine like terms
12x^2 -21x -6
Answer:
152 cm²
Step-by-step explanation:
area of rectangle A+rectangle B
12×6+8×10= 152cm²
<em>hope it helps, pls mark me brainliest</em>