ylimekasos311
03.02.2020 •
Mathematics
If √6x
can be simplified to 3√10
, what is the value of x?
a) 5
b) 15
c) 45
d) 90
Solved
Show answers
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Ответ:
B)15
Step-by-step explanation:
sqrt(6x) = 3 sqrt(10)
Square each side
(sqrt(6x))^2 = (3 sqrt(10))^2
Remember (ab)^2 = a^2 b^2
6x = (3^2) sqrt(10))^2
6x = 9 * 10
6x = 90
Divide each side by 6
6x/6 = 90/6
x = 15
Ответ:
why are u getting blamed for it
Step-by-step explanation: