1) 3x-17=0
3x=17
x=17/3
2) 3x-25=0
3x=25
x=25/3
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y = 100 - 4x ( a ) Find the value of y when x = 20.
the value of sin(x) lies between -1 to +1. the approx value of sin(x)/x = 1 when x tends to 0 & sin(x)/x = 0 when x tends to infinity.
18
Sin(x) has a maximum value of +1 and a minimum value of -1.
60