Answer:it’s a
Step-by-step explanation:
Answer:
10.5
Step-by-step explanation:
No because 0x14 would be 0 BUT it is still multiplication.
Answer:
1
Step-by-step explanation:
Equation of variance:
Total Variance = sum (i=1, N) {c^2,variance^2}
= c1^2*variance1^2 + c2^2*variance2^2 + .....
Variance of X = 1
Variance of Y = 5
Variance of Y - 2X = (1^2)*(5) - (2^2)**(1)
= 5 - 4 = 1
Answer:
13a+27
Step-by-step explanation:
8a+12+5a+15= 13a+27
