Question

if equals a=3/4 B= -1/2 C =2/3 then find the following i)a+b ii)a+b+c​ iii)a-b iv)a-b-c v) a+b-c​

Answer 1

Answer:

I) a+b

3/4+(-1/2)

3+(-2)/4

1/4

ii) a+b+c

3/4+-1/2+2/3

3+-2/4+2/3

1/4+2/3

3+8/12

11/12

iii) a-b

3/4-(-1/2)

3+2/4

5/4

iv) a-b-c

3/4+1/2-2/3

3+2/4-2/3

5/4-2/3

5-8/12

-3/12

-1/4

v) a+b-c

3/4+-1/2-2/3

3+-2/4-2/3

1/4-2/3

3-8/12

-5/12