Find 2u – 3v. u=4i, v=5j a. 4i – 5j b. 8i – 15j c. 15i – 8j d. – 8i – 15j e. 8i +15j

Question

Find 2u – 3v.
u=4i, v=5j
a. 4i – 5j
b. 8i – 15j
c. 15i – 8j
d. – 8i – 15j
e. 8i +15j

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Eden 3 hours 2021-09-15T09:38:43+00:00 2 Answers 0

Answers ( )

    0
    2021-09-15T09:39:51+00:00

    Answer:

    The answer is b

    Step-by-step explanation:

    0
    2021-09-15T09:40:15+00:00

    Answer:

    The answer is B

    Step-by-step explanation:

    2u = 2(4i) = 8i

    -3v = -3(5j) = -15j

    2u-3v = 8i-15j

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45:7+7-4:2-5:5*4+35:2 =? ( )