Answer:
a. The angle between the vectors and is or .
b. The angle between the vectors and is or .
Step-by-step explanation:
a. To calculate the angle between the vectors and you must:
Step 1: Calculate the dot product.
The dot product is given as .
So,
Step 2: Find the lengths of the vectors.
Step 3: The angle is given by
b. To calculate the angle between the vectors and you must:
Step 1: Calculate the dot product.
Step 2: Find the lengths of the vectors.
Step 3: The angle is given by