Answer and explanation:
Temperature:
If it was -5°C, you know that it is very cold and below freezing point (0°C), but if it was 20°C you know the weather is quite warm.
0°C is freezing point and is used as a reference point to be able to tell if the temperature is warm or not.
If William has 3^3 baseball cards that means he has 3x3x3 baseball cards which is 27. 4^3 football cards is 4x4x4 so he has 64 of those. 64 + 27 = 91 so that’s how many cards he has in total
Answer:
Imagination is more important than knowledge. --Clifford big red dog
Step-by-step explanation:
The value of the expression is 19
Step-by-step explanation:
- Step 1: Find the value of 9(n + 2) - 5n when n = 1/4
⇒ 9(n + 2) - 5n = 9(1/4 + 2) - 5 × 1/4
= 9(9/4) - 5/4
= 81/4 - 5/4 = 76/4 = 19