Answer:15
I know Bc I got it wrong that was the answer
you solve the square root of 54a*7b*3
Answer: The second to last option I think
Step-by-step explanation:
Answer:
54
Step-by-step explanation:
−2x4+10x5+2x6
Answer: t = 10
Step-by-step explanation:m
Given that; n₁ = 10, n₂ = 10
ж₁ = 50, ж₂ = 30
Sˣ₁ = 20, Sˣ₂ = 20
Now using TEST STATISTICS
t = (ж₁ - ж₂) / √ ( Sˣ₁/n₁ + Sˣ₂/n₂ )
so we substitute our figures
t = ( 50 - 30 ) / √ ( 20/10 + 20/10 )
t = 20 / √4
t = 10