Find the inverse of function f. f(x)=9x+7 A. F-1(x)= -9x-7
B. F-1(x)= 1/9x-7/9
C. F-1(x)= 7x+9
D. F-1(x)= 7/9x-1/9

Solve |2x - 5| = 4 if anyone could , that would be great

1. if we have 3 babies what is the probability they’re going to be all boys? 2. if we roll 2 die at the same time what is the probability of getting less than 10 on the first roll and a 5 on the second roll 3. if we have 3 babies what is the probability their is going to be 2 girls? 4. if we have 3 babies what is the probability of having no more than 1 girl? 5. it we have 3 babies and then have another 3 babies what is the probability of us having at least 1 boy and then having all girls?

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16