Which polynomials are in standard form?

choose all answers that apply:

(choice a)

3z-1

(choice b)

2+4x-5x^2

(choice c)

-5p^5+2p^2-3p+1

(choice d)

none of the above

Find the sum of 4x^{2} -4+6 and -7^{2} +3x+1

Axel follows these steps to divide 40 by 9: start with 40. 1. divide by 9 and write down the remainder. 2. write a zero after the remainder. 3. repeat steps 1 and 2 until you have a remainder of zero. examine his work, and then complete the statements below.

On a cm grid, point p has coordinates (3,-1) and point q has coordinates (-5,6) calculate the shortest distance between p and q give your answer to 1 decimal place