Answer:
the correct graph is b for this problem
Answer:
(3/2) and (-7/3)
Step-by-step explanation:
6x^2+5x-21 factor
6*21=126
14*9=126 and 14-9=5
( 2x-3)(3x+7)
0= 2x-3 0=3x+7
3=2x -7=3x
3/2 =x -7/3=x
Answer: D.) 3
Step-by-step explanation:
Given: Mean diameter: 
Standard deviation: 
The required number of standard deviations is given by :-

Hence, a beach ball with a diameter of 31.9 cm is 3 standard deviations differ from the mean.
3+7=10 because three and seven are both in your equation so after adding 3 and 7 all you must do is add 5 to 10
Answer:
use a calculator
Step-by-step explanation:
best trick