(x-2) ^(x+3)
11 = m - 4
18= a over 12
4(x+y)2 – 28(x2 – y2) + 49(x-y)2.
8y=48
A transmission cable has a weight of 50 N/m and is supported by 2 level supports 100 m apart. The maximum tension of the cable is ...
6 + 1 + ? = 15
x/4+6=2x
? + 3 + ? = 15
7 + 6 + ? = 15
c=a+b/d
