Step-by-step explanation:
First:
(Error/Total )x 100%
(0.49/23) x100%= 2.13%
Second:
(Absolute uncertainty/mean) x100%
(3/44)x100%= 6.81%
Answer:
21
Step-by-step explanation:
KL = 12
LM = 9
12 + 9 = 21
KM = 21
Answer:
Step-by-step explanation:
f(x) = 6(x+2)²-6
f⁻¹(f(x)) = x
f(x) = t => 6(x+2)²-6 = t =>
=> 6(x+2)² = t+6 =>
=> (x+2)² = t/6 + 1
=> x+2 = ±√(t/6 + 1)
=> x = ±√(t/6 + 1) - 2
=> f⁻¹(x) =
{√(x/6 + 1) - 2, x > -6
{-√(x/6 + 1) - 2, x ≤ -6