Round 5763 to the nearest hundred

What is the standard form of -5x^2+2x^4-11+x^3+3x

What is the prime factorization of 23 ?me with this question

Tabby sells clothing at a retail store, and she earns a commission of 6.25% on all items she sells. last week she sold a pair of jeans for $32.50, a skirt for $18.95, and 2 blouses for $14.95 each. what was tabby's total commission? a $4.15 b $5.08 c $81.35 d $348.60