Let K=average weight of an okapi and L=that of a llama.
3L=K+190 and K+L=450 so K=450-L. Therefore 3L=450-L+190, 4L=640, L=160kg and K=450-160=290kg.
Okapi weighs 290kg, llama weighs 160kg.
9 / 15
9 / 3 = 3
15 / 3 = 5
so 3 / 5
60/100
6/10
<span><span>sin(x)</span><span>(<span>sin(x)</span>+1)</span>=0</span>
implies
either <span><span>sin(x)</span>=0</span>
or <span><span>sin(x)</span>=−<span>1</span></span>
x
=
π
2
+
n
⋅
π
for all
n
ε
Z
Answer:
The answer is the second one.
