50% of full-time workers are saving for retirement at companies in a small city. 96 full-time workers are randomly selected. Let X be the number of full-time workers who are saving for retirement. What normal distribution best approximates X

32/80  

91/140

the last one 54 doesn't go into 45. 54/100 ?

step-by-step explanation:

c.

step-by-step explanation:

substitution for (0,1)

y=x^2+4x+1

1=0^2+4(x)0+1

1=0+4(x)0+1

1=4(x)0+1

1=0+1

1=1

substitution for (-3,-2)

y=x+1

-2=-3+1

-2=-2

i have not got your picture clearly so see it once again

7x7=4 so if u carry the 9 it will be 33