Answer:
-16
Step-by-step explanation:
m^2 + n^2
-5^2 + 3^2 = -16
9 = 2(6) - b
9 = 12 - b
-3 = b
Answer:
cm for centimeters, km for kilometers.
If 2.5cm → 15 km, then
17.5 cm → x km
x= (15km*17.5cm)/(2.5cm)=105 km
Step-by-step explanation:
The probability density function (pdf) is;
f(x)=
for a ≤ x ≤ b.
while the mean is given as 
And the standard deviation given as 
Answer is 2 (answer choice a)