3 years ago

VECTOR: The question is in the picture below. Please Help Me this will be in my exam.

Mathematics

1 answer:

agasfer [191]3 years ago

3 0

Step-by-step explanation:

1.2(5,-12)+3(2,3)= (10,-24)+(6,9)

(16,-15)

Sorry can't see the second one

You might be interested in

Nine friends are splitting a 2-pound bag of candy. If they each get the same amount of candy, how much does each friend get?, pl

Anton [14]

Answer:

1 pound

Step-by-step explanation:

2/2=1

2lbs/2 people = 1lbs per person

4 0

3 years ago

carley bought a jacket that was discounted 10% off the original price. The expression below represents the discounted price in d

Helen [10]

100%_10%=90%
He bought it for 90% ofx

6 0

3 years ago

Anyone?! please I need to get this done

alexira [117]

Answer:

Step-by-step explanation:

Surface area of the object = 2 (lw + wh + hl) = 2 (10× 6 + 6 × 10 + 10 × 10)

= 2 ( 60 + 60 + 100) = 2 × 220 = 440 ft.²

5 0

3 years ago

Ava plays on the softball team at her school. The team won 8 of its first 12 games. At that rate, how many games will Ava's team

GaryK [48]

Answer:

She wins 40 games

Step-by-step explanation:

I'm not the best at explaining but 5x12=60 so then we multiply 8 by 5 aswell and bam we have 40.

3 0

3 years ago

Prove that cos^3x+3cos2x= 4 (cos^6 x-sin^6x)

gavmur [86]

But this isn't true... If $x=\dfrac\pi2$ , you have

$\cos^3\dfrac\pi2+3\cos\pi=0-3=-3$
$4\left(\cos^6\dfrac\pi2-\sin^6\dfrac\pi2\right)=4(0-1)=-4$

but of course $-3\neq-4$ .

5 0

3 years ago