Factor the following expression. 10x^5 + 5x^3 - 14x^2 - 7 a. (5x^3 + 7) (2x^2 -1) b. (5x^4 + 7) (2x -1) c. (5x^4 - 7) (2x + 1) d. (5x^3 - 7) (2x^2 + 1) so, i took the test already a million times already and i keep failing because of questions similar to this. i'd appreciate if you also explained the process instead of just giving an answer. you! ps: (5x^4 - 7) (2x + 1) is not the answer.

Plzzz plzz maths ! quadratic sequences =an^2+bn 1) 1,6,15,28,45 2)5,18,39,68,105 3) 1,8,21,40,65 4) 7,24,51,88,135 5) -1,2,9,20,35

Answer soon(fast) 15 pts-brainliest? for right answer with small explination a restaurant catered a party for 40 people. a child’s dinner (c) cost $11 and an adult’s dinner (a) cost $20. the total cost of the dinner was $728. how many children and adults were at the party? use the table to guess and check.(i couldn't get the graph onto the question)                                8 children and 32 adults9 children and 31 adults10 children and 30 adults12 children and 28 adults

Which word in the sentence below is an interrogative pronoun? who is picking us up from school? whousisfrom