In ΔABC,if a=3,b=4,c=5,then sin 2B=
Question 29
Encircle the odd one of the following:
(a) (−100)÷5 (b) (−81)÷9 (c) (−75)÷5 (d) (−32)÷9
Question 28
(a) (−9)×5×6×(−3) (b) 9×(−5)×6×(−3) (c) (−9)×(−5)×(−6)×3 (d) 9×(−5)×(−6)×3