Find the first term in the sequence when u(subscript)31=197 and d= 10.

4+6x-3x^3 in standard form with explanations because i don’t understand

After being rearranged and simplified, which of the following equations could be solved using the quadratic formula? check all that apply. a. 9% + 3x2 = 14 + x-1 b. -x+ + 4x + 7 = -32-9 c. 5x + 4 = 3x4 - 2 d. 2x2 + x2 + x = 30

In the figure shown below, m < 40 and ab =8. which equation could be used to find x?