A function is a mapping from a set A to a set B, If, for all a1,a2 in A, where a1=a2, a1 and a2 get mapped to the same b in B
Answer:
IV: colour of the room
DV: The number of minutes each group spends studying
Step-by-step explanation:
IV(Independent Variable) : is what is changed in the experiment and the colour of the room is being changed.
DV(Dependent Variable) : is what is measured in the experiment and the number of minutes in spent on studying is measured.
5.55 is the answer because the answer has a decimal
THEOREM:
- Angle sum property —: The sum of interior angles of a triangle is 180°.
ANSWER:
<u>By angle sum property</u>,
∠U + ∠V + ∠W = 180°
- 3x - 9° + 30° + 24° = 180°
- 3x + 45° = 180°
- 3x = 180° – 45°
- 3x = 135°
- x = 135/3
- x = 45°
So, <u>Correct choice</u> - [C] 45°.
