1(a).The functional notation is given by -
T=0.10(I)-700 And its value if taxable income is $ 15000
T= 0.10(15000)-700=$800
1(b) if taxable income increase to $ 20000, the value is
T=0.10(20000)-700=$ 1300
the increase in the T( Income Tax ) is $500
2(a) G(2004) means country domestic product in trillions of dollars in the year 2004
2(b) growth rate =% change in GDP that is
Growth rate = GDP in 2010- GDP in 2004
GDP IN 2010
= 14.66-11.87/11.87*100
= 23.50%
AVERAGE RATE OF INCREASE FOR THE PERIOD 2004 TO 2010 IS 3.91%
CUMULATIVE GROWTH RATE DURING THE PERIOD 2004 TO 2007 11.73%
THE FUNCTIONAL NOTATION TO EXPRESS GDP IN 2007
X REPRESENT GDP 2004
Y(2007)=X+.1173(X)
=11.87+.1173(11.87)
= 13.26
4. THE FUNCTION NOTATION TO REPRESENT THE TOTAL COST TO PRODUCE DIAMOND
y= x+4(z)
y Represent the total cost
x Represent raw material cos
z Represent cost per hour of diamond cutter
Y= $100+4($32)= $228
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