Quiz about Vector Operations

Question 1

If w = <2, -5> and y = <2, 0>, find 2w + y

Accepted Answer

<6, -10>

Answer

<-10, 2>

Answer

<4, -5>

Answer

<-6, 10>

Question 2

Given u = <3, 7> and v =<-5, 4>, find 2v - 3u

Accepted Answer

<-19, -13>

Answer

<21, 2>

Answer

<-15, 3>

Answer

23

Question 3

If y = <2, 0> and z = <-1, -4>, find 3y - 2z

Accepted Answer

<8, 8>

Answer

<5, -8>

Answer

<4, 8>

Answer

<-8, -8>

Question 4

Given u = <3, 7>, find 2u

Accepted Answer

<6, 14>

Answer

<21, 2>

Answer

<6, 26>

Answer

23

Question 5

Given vector $$u=<4,5>$$ find $$2u$$

Accepted Answer

$$<8,10>$$

Answer

$$<2,\frac{5}{2}>$$

Answer

$$<6,7>$$

Answer

$$<8,5>$$

Question 6

If g = <-1, 1>, what is 3g?

Accepted Answer

<-3, 3>

Answer

<3, 3>

Answer

<-3, -3>

Answer

<3, -3>

Question 7

If z = <-3, -3>, what is -4z?

Accepted Answer

<12, 12>

Answer

<12, -3>

Answer

<-12, -12>

Answer

<-12, 12>

Question 8

If u = <-3, 4> and v = <6, 8>, what is 2v - 3u?

Accepted Answer

<21, 4>

Answer

<4, 21>

Answer

<3, 28>

Answer

<28, 3>

Question 9

If y = <1, 1> and v = <6, 8>, what is 6y + 2v?

Accepted Answer

<18, 22>

Answer

<38, 50>

Answer

<17, 30>

Answer

16, 20>

Question 10

If u = <-3, 4>, v = <6, 8>, and y = <1, 1>, what is u + 3v + 2y?

Accepted Answer

<17, 30>

Answer

<16, 20>

Answer

<17, 18>

Answer

<23, 30>

Question 11

If g = <-1, 1>, y = <1, 1>, z = <-3, -3>, and v = <6, 8>, what is 4g + y + z - 5v?

Accepted Answer

<-36, -38>

Answer

<24, 42>

Answer

<36, 38>

Answer

<-30, -32>

Question 12

If u = <-3, 4>, v = <6, 8>, w = <8, -1>, and g = <-1, 1>, what is u + 2v + w + g?

Accepted Answer

<16, 20>

Answer

<17, 30>

Answer

<18, 22>

Answer

<10, 12>

Question 13

If g = <-1, 1>, v = <6, 8>, and z = <-3, -3>, what is g - 3v + 2z?

Accepted Answer

<-25, -29>

Answer

<-13, -17>

Answer

<13, 19>

Answer

<-25, -30>

Question 14

If w = <8, -1>, u = <-3, 4>, and y = <1, 1>, what is 2w - u + 4y?

Accepted Answer

<23, -2>

Answer

<17, 6>

Answer

<23, 2>

Answer

<17, -6>

Question 15

Given v $$=<6,-3>$$ and u $$=<9,4>$$ find the value of v+u.

Accepted Answer

$$<15,1>$$

Answer

$$<15,7>$$

Answer

$$<-15,-7>$$

Answer

$$<4,1>$$

Vector Operations

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