<3,5> + <9,2>
What is <12,7>
<3+9,5+2> = <12,7>
<3,2> - <7,1>
What is <-4,1>
<3-7,2-1>=<-4,1>
<3,9>
What is √90
√(3)2+(9)2=√9+81=√90
<4,7>
What is 1.0517 radians or 60.251 degrees
tan-1(7/4)
<6,2>
6i+2j
<-7,22>+<3,-10>
What is <-4,12>
<-7+3,22+(-10)>=<-4,12>
<-13,12> - <12,-2>
What is <-25,14>
<-13-12,12+2>=<-25,14>
<6,6>
What is √72
√(6)2+(6)2=√36+36=√72
<9,3>
What is 0.3218 radians or 18.4349 degrees
tan-1(3/9)
<1,-4>
i-4j
<3,9>+<-4,4>
What is <-1,13>
<3+(-4),9+4>=<-1,13>
<6,4> - <6,-3>
What is <0,7>
<6-6,4+3>=<0,7>
<3.5,9>
What is √93.25
√(3.5)2+(9)2=√12.25+81=√93.25
<3.19,5>
What is 1.0029 radians or 57.4621 degrees
tan-1(5/3.19)
<-7,9>
-7i+9j
(3i+2j)+(4i+5j)
What is (7i+7j)
((3i+4i)+(2j+5j))=(7i+7j)
(4i-3j)-(2i+4j)
What is (2i-7j)
((4i-2i)+(-3j-4j))=(2i-7j)
<1.25,12.63>
What is √161.0794
√(1.25)2+(12.63)2=√1.5625+159.5169= √161.0794
<-6,5>
What is -0.6947 radians or -39.8056 degrees
tan-1(5/-6)
(6,2) and (9,4)
3i+2j
(5i-2j)+(3i+3j)
What is (8i+1j)
((5i+3i),(-2j+3j))=(8i,1j)
(3i-3j)-(4i+2j)
What is (-i-5j)
((3i-4i)+(-3j-2j))
<0.1,0.3>
What is √0.1
√(0.1)2+(0.3)2= √0.01+0.09=√0.1
<9.23,-2.2>
What is -0.234 radians -13.4065 degrees
tan-1(-2.2/9.23)
(-7,14) and (-4, -8)
3i - 22j