Answer:
Thus, option A is true.
Step-by-step explanation:
Given the expression
so the expression becomes
substituting the value of log 2 = 0.30103
Thus,
Therefore, option A is true.
The distance that light travels in one year, which is 9.4607 × 1012 km
Answer:
i think its 3
Step-by-step explanation:
thats the only one where the reflection is on the correct axis
I say.............2-6 mins
Lol
(5x+1)² = 7; expand: 25x² + 10x +1 = 7 or 25x² + 10x -6 = 0
Solve this quadratic for x:
x = [-b + √(b² - 4ac)]/2a and x = [-b - √(b² - 4ac)]/2a
Plug the values and you'll find :
x = (- √7 - 1)/5 (answer C)
x = (+√7 -1)/5 (answer E)