Answer:
i
Step-by-step explanation:
i =
⇒ i² = (
)² = - 1 , then

= i² × i² × i
= - 1 × - 1 ×i
= 1 × i
= i
Answer:
6x - 6
Step-by-step explanation:
(2x + 6) + (4x - 12) ← remove parenthesis
= 2x + 6 + 4x - 12 ← collect like terms
= (2x + 4x) + (6 - 12)
= 6x + (- 6)
= 6x - 6
Given:
A right angle triangle with legs x and 10.
The angle opposite to the side with measure 10 is 33 degrees.
To find:
The value of x.
Solution:
We know that, in a right angle triangle,

In the given triangle,




Therefore, the value of x is 15.4 units.
Answer:
mass changes,volume remains same,density changes