Question

Let u= < 4, -7>, v= <5, 3> find the component form for the vector -4u + 2v

Answer 1

-4u+2v = <-6, 34>

Explanation:

u = <4, -7) → -4u = <-16, 28>

v = <5, 3> → 2v = <10, 6>

-4u+2v = <-16, 28> + <10, 6> = <-6, 34>