Answer:
Lines in the same plane that intersect to form a 90 degree angle
Step-by-step explanation:
Answer:
s = -3.222222222
Step-by-step explanation:
9s+29 = 0
9s = -29
s = -3.2222222222
Answer:
3x+13
pls give me brainliest :D ty
Step-by-step explanation:
2x+x+9+4 (remove brackets and add)
3x+13
Answer:
a) Computing the expected value E(XY) gives 1/4
b) The probability density function fZ(z) of Z = XY is calculated in the attached picture.
c) Computing E(Z) gives 1/4
Step-by-step explanation:
Comparing the computation of E(Z) using the answer to b), it shows that the values are equal.