2x^4-4x^3+7x/(x+1)
what factors are in this expression

Will mark brainliest question in the pic.

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.

How many solutions does the nonlinear system of equations graphed below have? a. one b. zero c. four d. two