Neptune01
Neptune01 Neptune01
  • 12-04-2020
  • Mathematics
contestada

pls really need help.Find the following quantity if v=3i – 2j + 5k and w= - 4i + 2j – 3k
4v + 3w​

Respuesta :

ni420
ni420 ni420
  • 12-04-2020

Answer:

answer will be -2j+11k

expln: 4v+3w

=4(3i-2j+5k)+3(-4i+2j-3k)

=12i-8j+20k-12i+6j-9k

=(12-12)i+(-8+6)j+(20-9)k

= -2j+11k :)

Answer Link
amna04352
amna04352 amna04352
  • 12-04-2020

Answer:

-2j + 11k

Step-by-step explanation:

4v + 3w

4[3i – 2j + 5k] + 3[- 4i + 2j – 3k]

= 12i - 12i - 8j + 6j + 20k - 9k

= 0i - 2j + 11k

Answer Link

Otras preguntas

The ethical principle of beneficence matches which of these ethical considerations
(a) Find the netid and the hostid of the following IP addresses: i. 114.34.2.8 ii. 132.56.8.6 iii. 208.34.54.12 (b) Find the class of the following IP addresse
Why are chinampas is the best Aztec invention
Divide 20 by g. Then, subtract 7. Which of the following expressions matches the statement above? A. 20 ÷ (g - 7) B. 20 ÷ (7 - g) C. 20 ÷ g - 7 D. g ÷
50 POINTS!! I need help ASAP The Second Gate As you move through the first gate, you can see another gate not far in front of you. You approach the second gate
What is the name of the element which has 20 proton ? Draw its atomic structure.​
how many grams of copper(II) oxide can be reduced to copper metal with 1.75 moles of H2? Equation: CuO + H2 = Cu + H2O
Shylah is picking out a rectangular aquarium for her new fish. The height of aquarium A is half the height of aquarium B. The length of aquarium B is twice the
HELPPPPPPPPPP PLEASEEEEEEEE!!!!!!
what is the square of 123?​