Answer:
18.05 g
Step-by-step explanation:
The multiplier of the initial quantity is ...
(1/2)^(t/1690)
so, for t=250, this becomes ...
(1/2)^(250/1690) ≈ 0.902545
Then the quantity remaining of the initial 20 g is ...
(20 g)(0.902545) ≈ 18.05 g
Answer:
14
Step-by-step explanation:
(9x + 10)° = 136°
9x + 10 = 136
9x = 126
x = 14
Answer:
615.44 m²
Step-by-step explanation:
the area of circle = 3.14 x 14² = 3.14×196
= 615.44 m²
Answer:
11/2
Step-by-step explanation:
The semi-major axis is 1/2 of the major axis, a, so a = 11/2.
Answer: -27
Step-by-step explanation:
If x = —3, what is the value of — 3x23x2?
(A) —27
(B) —18
(C) 18
(D) 27
(E) 81
Your welcome, mind pressing the gold crown down below it will help me out alot ...