4. If one of the roots of the equation 3.rº + 19x + k = 0 is -7, find the value of the constant k. please help me out :0​

What is the solution set of the quadratic inequality x^2-5< or equal to 0

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.°

Once george got to know adam, they found that they really liked each other. this is an example of what factor in friendship