Sean earned $31,000 last year. if the first $25,000 is taxed at 9% and income above is taxed at 15%, how much does sean owe in tax? $3,150
$3,550
$4,100
$4,320

If p(a) = 0.70 and p(b) = 0.20, then a and b are independent events if

Write the equations in logarithmic form 7^3=343

Find the directions in which the function increases and decreases most rapidly at upper p 0p0. then find the derivatives of the function in these directions. f(x,y)equals=x squared plus xy plus y squaredx2+xy+y2, upper p 0p0left parenthesis 1 comma negative 4 right parenthesis