Answer:
1
Step-by-step explanation:
can be expressed as
=
Similarly
can be expressed as
=
Numerator becomes:
·
= 
Denominator becomes:
·
= 
Since numerator = Denominator,
Answer = 1
Edit reason: typo
Answer:
He did 9 times 10 instead of 9 times 100.
Answer:
A
Step-by-step explanation:
perpendicular lines are the negative reciprocals of each other, and a pair of these lines intersects at 90 degrees.
X³ = 125/27
Cube root both sides to isolate the variable:
∛x³ = ∛(125/27)
x = ∛(125/27)
∛125 = 5, ∛27 = 3
x = 5/3