Lorri is solving the equation 4x^2 +5x-6=0 using the quadratic formula. Which expression shows the correct numbers substituted into the quadratic formula to solve

What is the slope simplify your answer and write it as a proper fraction, improper fraction, or integer

The parabola y = x² - 4 opens: a.) up b.) down c.) right d.) left

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.°