Examine the following tax computation worksheet. Let x represent the taxable income and y represent the tax.

a. Let Y1 represent the graphing calculator function for taxable incomes on the interval over $100,150 but not over $178,850. Write the calculator keystroke sequence for the equation that models the tax on this interval. Be sure to include the interval definition.
b. Let Y2 represent the graphing calculator function for taxable incomes on the interval "Over 178,850." Write the calculator keystroke sequence for the equation that models the tax on this interval. Be sure to include the interval definition?

Section C Use if your filing status is Married filing separately. Complete the row below that applies to you. Tax Subtract (d) from (c). Enter the amount Multiplication Multiply (a) by (b) Taxable income Subtraction Enter the result here and from line 43 on Form 1040, line 44 If line 43 is- At least $100,000 but not over $100,150 Over $100,150 but not over $178,850 $ Over $178,850 amount amount 28% (28) | S 5,628.00 S 10,635.50 S14,212.50 3396 (33) | S 35% (35)