Answer:
sorry but what we have to do in this question
The simplified answer is 17.48
Answer:
switch the 0.8 in the 2nd slot so it looks like 70% 0.8 0.699 3/5 (0.6)
Step-by-step explanation:
2 log(<em>x</em>) - log(<em>x</em> - 1) = log(<em>x</em> - 2)
log(<em>x</em>²) - log(<em>x</em> - 1) = log(<em>x</em> - 2)
log(<em>x</em>² / (<em>x</em> - 1)) = log(<em>x</em> - 2)
<em>x</em>² / (<em>x</em> - 1) = <em>x </em>- 2
<em>x</em>² = (<em>x</em> - 1) (<em>x</em> - 2)
<em>x</em>² = <em>x</em>² - 3<em>x</em> + 2
0 = -3<em>x</em> + 2
3<em>x</em> = 2
<em>x</em> = 2/3
But notice that 2/3 - 1 = -1/3 < 0, and log(<em>x</em> - 1) is undefined so there are no real solutions.
_ π/3 · sin π/6 = 1/2 · ( sin π/2 - sin π/6 )
Lets start from the right side of the equation:
1/2 · ( sin π/2 - sin π/6 ) = 1/2 · ( 1 - 1/2 ) = 1/2 · 1/2 = 1/4
So the left side must be equal:
_ π/3 · sin π/6 = 1/4
_ π/3 · 1/2 = 1/4
_ π/3 = 1/4 : 1/2 = 1/4 · 2/1 = 1/2
cos π/3 = 1/2
Answer:
cos π/3 · sin π/6 = 1/2 ( sin π/2 - sin π/6 )