eddie820 eddie820
  • 03-04-2019
  • Mathematics
contestada

If a = 5i - 6j and b = -2i + 4j , find -3a + 2b

Respuesta :

quidditchbeater quidditchbeater
  • 03-04-2019

Answer:

-19i + 26j

Step-by-step explanation:

-3 (5i - 6j) + 2 (-2i + 4j)

Distribute/multiply the -3 to everything in the parentheses

-15i + 18j + 2 (-2i + 4j)

Distribute/multiply the 2 to everything in the parentheses

-15i + 18j -4i + 8j

Combine like terms

-19i +26j

Answer Link

Otras preguntas

Climate change in Europe. Which areas would be most affected??
What is the amplitude of g(x)=8cos(5πx+3π/2)-9
Just need the answer no work needed thank you
This is r programming
Write a formula for the nth term of these geometric sequences. a4 = 6, a5 = 12
who belonged to the french bourgeoise?
A sample of gas at 25 C has a volume of 11 L and exerts a pressure of 0.868 atm. How many moles of gas are in the sample? 0.39 mol 3.9 mol 9.3 mol 87 mol
help plz geometry !!!!​
Hurricanes start as little ripples known as _____
Prometheus mixed water, clay, and seeds in his hand to create what? A. Love B. The gods C. Mount Olympus D. Humans