F(x) = x^7+x^6+2x^5+8x^4+2x^3-3 what is the relative (local) minimums and maximums? WILL GIVE BRAINLIEST

Abcd is a parallelogram find the valuse of x

Eis the midpoint of line segment ac and bd also line segment ed is congruent to ec prove that line segment ae is congruent to line segment be

Jack did 3/5 of all problems on his weekend homework before sunday. on sunday he solved 1/3 of what was left and the last 4 problems. how many problems were assigned for the weekend?