Evaluate :
`{:(a.,-2547-(-785),b.,299-(-874)),(c.,-5214-785,d.,2546-7418),(e.,[-27 - (-54)] + [-43 -(-52)],,):}`

Evaluate : {:(a.,|40|,b.,|-41|,c.,|36-45|),(d.,|45 - (-20)|,e.,|54 - (3 - 9)|,f.,|(9 - 14) - (-12)|):}

Find the difference of the following : {:(a.,23 - (7),b.,54 - (32),c.,83 - (-71)),(d.,43 - (-89),e.,39 - (-72),f.,(-89) - (-12)),(g.,(-81) - (50),h.,(-32) - (-13),,):}

Find the sum of (a) 137 and (-354) (b) (-52) and 52 (c) -312, 39 and 192 (d) -50, -200 and 300

Let A and B be two sets such that n(A)=5\ a n d\ n(B)=2,\ if\ a ,\ b ,\ c ,\ d ,\ e are distinct and (a ,2),\ (b ,3),\ (c ,2),\ (d ,3),\ (e ,2) are in AxxB , find A and B.

Express the following in SI unit: a. 6'10" b. 200 lb' c. 60 "miles" h^(-1) d. -20^(@)C e. 2.53 mm f. 7.85 mL g. 0.0528 "in" h. 52 mu g i. 5 "days" j. 5 L k. 14 lb "in"^(-2) (atmospheric pressure) l. 6.86 g cm^(-3) density of metal)

Find the sum of areas of all possible pentagons formed by the points A(-5,0),B(5,0),C(0,2),D(4,3) and E(-4,3)

The value of int_1^(e^(37))(pisin(piI nx))/xdx is (a) 2 (b) 4 (c) e^(27) (d) e^(37)

The mean of first five prime numbers is (a) 5.6 (b) 5.5 (c) 5.4 (d) 5.2

Let A = { b,d,e,f }, B = { c,d,g,h} and C = {e,f,g,h} .Find : ( A- B ) uu (B-A)

If A={:[(a,2,3),(b,c,4),(d,e,f)]:} is skew symmetric matrix, then find a,b,c,d,e,f.