2 years ago

A:10i - 2j -4k and B: i +7j - k. Determine |A-B|

1 answer:

8 0

A - B = (10i - 2j - 4k) - (i + 7j - k)

A - B = 9i - 9j - 3k

|A - B| = √(9² + (-9)² + (-3)²) = √189 = 3√19

You might be interested in

Natali [406]

It is measured in calories

6 0

3 years ago

Aneli [31]

Answer:

when a force is applied by one object to a second object, an equal and opposite force is applied back on the first object

Explanation:

4 0

2 years ago

Allushta [10]

No, there isn't. Please consult your doctor if this is the case with yours or someone you know.

7 0

3 years ago

Nina [5.8K]

One side of the wave changes speed before the other side, causing the wave to move

3 0

3 years ago

NeTakaya

Answer:

34.45m

Explanation:

Magnitude of a vector is equal to the square root of sum of squares of x & y vectors.

Magnitude = $\sqrt({x^2} + {y^2})$

= $\sqrt({19.5^2} + {28.4^2})$

=34.45m

5 0

3 years ago

A:10i - 2j -4k and B: i +7j - k. Determine |A-B| ​