batiste22 batiste22 20-10-2022 Mathematics contestada Question 4 of 10 For f(x) = 2x+ 1 and g(x)=x²-7, find (f+ g)(x). OA. 2x³ - 6 OB. x²+2x+8 OC. 2x² - 15 O D. x²+2x-6