Can anybody help? Exponential Functions

Can someone me my sister? she is in third grade. 50 points and brainlist! ones that are not answered. plz and thx!

Use the discriminant to describe the roots of each equation. then select the best description. 2m2 + 3 = m double root real and rational roots real and irrational roots non-real roots

What is the difference between regular convex and concave polygons