Which of the following is a polynomial? O A. x^4 + x^-4 + 16
O B.1/2 +2
O c. x^2-1
O D.(x^6-2)/(x^-4 +3)

Will give brainliest sum of arithmetic series (sigma notation) find the numerical answer to the summation given below. (image shown below)

Cody started biking to the park traveling 15 mph, after some time the bike got a flat so cody walked the rest of the way, traveling 4 mph. if the total trip to the park took 6 hours and it was 46 miles away, how long did cody travel at each speed? solve using rate times time= distance

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12