ethanac214 ethanac214

26-06-2020
Mathematics

contestada

if a=3i+9j and b=4i-6j, find 5a-3b Write your answer in the form i + j.

Respuesta :

26-06-2020

Answer:

3i + 63j

Step-by-step explanation:

Step 1: Replace the variables with the given statements

5(3i+9j) - 3(4i-6j)

Step 2: Distribute

15i + 45j -12i + 18j

Step 3: Combine like terms

3i + 63j

Answer Link

Otras preguntas

1. Briefly identify and state the impact of the new technological developments of weaponry during World War I.

A tank was 1/3 full of water. After 2950 ml of water were added, the tank was 3/4 full. Find the capacity of the tank in litres?

Briefly explain the causes and the effects of the Spanish-American War.

In a mission statement, the phrase striving for honesty and integrity represents the _______ of the organization. A. values B. motivation C. purpose D. busines

F an electron fell to a lower orbit or energy level, energy would be A. created. B. emitted. C. absorbed. D. transferred.

True or false? The attack on Tokyo surprised the Japanese because they were told the U.S. planes could not get close without detection.

PLEASE HELP ASAP!Is 1 * 2 (80 times) A or B ?A) [tex] 80^{2} [/tex] B) 80*2

As we grow up, our families help shape our: A. morals B. emotions C. character D. all of the above

what forces led Americans to declare war on Britain in 1812?

what is the role of hydrogen bonds in structure of dna??