Question
Which of the following is true for Disposable Income?
Solution
Disposable income, also known as disposable personal income, is the amount of money that an individual or household has to spend or save after income taxes  have been deducted. It is given as the difference between Personal Income and Direct Taxes.
If a + b + c = 11, ab + bc + ca = 3 and abc = -135, then what is the value of a³ + b³ + c³ ?
If √y + (1/√y) = 10, then find the value of y + (1/y).
(x + 1)2 + (y – 3) 2 + (z + 5) 2 = 0, then find the value of 2x + 3y - z.
If (p/q) = (7/8) and (q/r) = (3/11), then the find the value of {(r – p)/(p + q)}.
If (a + b) = 9 and ab = 14, find the value of (a² + b²).
189500 – 22650 + 48× ? – 352×18 = 162674
If x² + px + q = 0 has roots 4 and -3, find the values of p and q.