Find the dot product, a*b a=6i+5j, b=-5i+4j a.50 b.<1,9> c. -10 d.<-30,20>

ingerentayQL

ingerentayQL

Answered question

2022-11-28

Find the dot product, a b
a b a = 6 i + 5 j , b = 5 i + 4 j
A.50
B.<1,9>
C.-10
D.<-30,20>

Answer & Explanation

Gwendolyn Case

Gwendolyn Case

Beginner2022-11-29Added 7 answers

a = 6 i + 5 j b = 5 i + 4 j
a b = 6 ( 5 ) + 5 ( 4 ) = 30 + 20 = 10
option C is right

Do you have a similar question?

Recalculate according to your conditions!

Ask your question.
Get an expert answer.

Let our experts help you. Answer in as fast as 15 minutes.

Didn't find what you were looking for?