Question 7 of 10
2 points
for f(x) = 4x + 1 and g(x) = x2 - 5, find (f - g)(x).
o a. - 2 + 4x + 6
ob. - x2 + 4x - 4
c. 4x² - 19
o d. x2-47-6
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Divide the following fractions 3/4 ÷ 2/3 1/2 8/9 9/8 2

Data from 2005 for various age groups show that for each $100 increase in the median weekly income for whites, the median weekly income of blacks increases by $105. also, for workers of ages 25 to 54 the median weekly income for whites was $676 and for blacks was $527. (a) let w represent the median weekly income for whites and b the median weekly income for blacks, and write the equation of the line that gives b as a linear function of w. b = (b) when the median weekly income for whites is $760, what does the equation in (a) predict for the median weekly income for blacks?

Prove the following(cot0+cosec0)[tex](cot0 + cosec0) { }^{2} = \frac{1 + cos0}{1 - cos0} [/tex]