Which equation is equivalent to (5z^2+3z+2)^2 a)5z^4+3z^2+4 b)25z^4+9z^2+4 c)25z^4+30z^3+19z^2+12z+4 d)25z^4+30z^3+29z^2+12z+4

4+(2+x) can you me solve this problem

Jimmy can run 3.5 miles in 20 minutes. how far can ne run in one hour and ten minutes?

40 points. given: two congruent angles ∠c and ∠r are supplementary. prove: ∠r and ∠c are both right angles. it doesn't have to be exactly 10 rows.statements reasons1. 1. 2. 2. 3. 3. 4. 4. 5. 5. 6. 6. 7. 7. 8. 8. 9. 9. 10. 10.