If A and B are dependent events, which of these conditions must be true? A. P(A and B) = P(A) + P(B)
B. P(A and B)
P(A)
P(B)
C. P(BA) = P(B)
D. P(AB) = P(A)
E. P(B|A)=P(B)

Sherina wrote and solved the equation. x-56=230 x-56-56=230-56 x=174 what was sherina’s error? sherina’s work is correct. sherina only needed to subtract 56 from 230. sherina made a subtraction error when subtracting 56 from 230. sherina should have added 56 to both sides of the equation.

Hiroaki wants to find 3 3/4 - 7/8 explain why he must rename 3 3/4 to do the subtraction.

For f(x)=2x+3 and g(x)=x^2- 8 find (f+g) (x)