Answer:
22°
Step-by-step explanation:
abd is a 90° angle so to find cbd you just have to do 90 minus 68 and you'll find 22°
Answer:

And if we use the permutation formula given by:

And replacing we got:

Step-by-step explanation:
For this problem we want to find the following expressionÑ

And if we use the permutation formula given by:

And replacing we got:

Answer:
5x + 1
Step-by-step explanation:
Answer:
The slope is 2
Step-by-step explanation:
Answer:
Shows how to quickly check if a matrix product is defined and, if it is, how to ... You can use this fact to check quickly whether a given multiplication is defined.
Step-by-step explanation: