Evaluate the expression.
a) 28 - (v144)

  16

Step-by-step explanation:

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It works well to use the usual math symbols. The equation editor can properly format math expressions. A square root can also be properly indicated several other ways:

  sqrt(144)

  144^(1/2) . . . . . . the half power of a number is its square root

  √144

true? is that what you're asking or do you mean something else?

$3720

step-by-step explanation:

taxable income = $31000

as per the 2018-2019 us tax bracket, the tax rate is 12% for an individual whose taxable income is between $9,526 to $38,700.

so, the tax to be paid by him = 12% of 31000

= 0.12 * 31000     [12% converted to decimal as 0.12]

= $3720