Verify that the dominant term in the operation count (number of multiplications or number of additions) for solving a lower triangular system of order n by forward substitution is n^2 /2.

Draw out the fraction then show how you would subtract 5 1/4

Which expression is not a polynomial?

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.