Here y=1/2 x=pi/3=60°
y=cosx
1/2=cos60° and cos60°=1/2
so LHS=RHS
so that point is on curve y=cosx
Answer:
35 grams
Step-by-step explanation:
The ratio of zinc to copper is 3 to 11
A jar of chemical contains 385 grams if copper
Therefore the number of grams of zinc it contains can be calculated as follows
3/11= x/385
11x= 385
x= 385/11
= 35 grams
Hence the chemical contains 35 grams of zinc
Answer:
.03%
Step-by-step explanation:
Answer:
0.216 = 0.6³
Step-by-step explanation:
using the rule of logarithms
•
x = n ⇔ x = 
0.216 = 3 ⇒ 0.216 = 