For questions 4-5, use the relation R = {(-3, 3), (1, 1), (0-2), (1.-4), (5, -1)} 4. State the domain and range. Is it a function? 5. Create a mapping.
D =
R =
od
Function?

With these 5 geometry questions! pls 1.)quadrilateral abcd is inscribed in this circle. what is the measure of ∠a ? enter your answer in the box.°2.)quadrilateral abcd is inscribed in a circle. what is the measure of angle a? enter your answer in the box. m∠a= 3.)quadrilateral abcd is inscribed in this circle. what is the measure of angle b? enter your answer in the box. m∠b= °4.)quadrilateral abcd is inscribed in this circle. what is the measure of angle a? enter your answer in the box.°5.) quadrilateral abcd is inscribed in this circle. what is the measure of angle c? enter your answer in the box.°

Factor the polynomial expression x6 – x3 – 20

20 ! brainliest ! add and simplify your answer.