R-FMA 110 e-Examination Semester 2 2021 2.2 A woman bought three chairs. The price of the first chair was R 661,60, the price of the second chair was R439.80 and the third chair price was R 490.30. If she paid with 20 R100 notes, what is the amount of change she will get? Remember to show all your steps. (3)

For each polynomial, determine the degree and write the polynomial in descending order. a. –4x^2 – 12 + 11x^4 b. 2x^5 + 14 – 3x^4 + 7x + 3x^3

Whit h equation best represents this situation the number 98 increased by an unknown number equal to 120

Awavelength of 610 nm was found to be the most intense wavelength emitted by copper. answer the following questions about this wavelength of light. a) what is this wavelength in cm? b) what is the frequency that corresponds to this wavelength? c) what is the energy of light of this wavelength? d) what is the wavenumber corresponding to this wavelength?