Which polynomial correctly combines the like terms and puts the given polynomial in standard form? –5x3y3 8x4y2 – xy5 – 2x2y4 8x6 3x2y4 – 6xy5 –7xy5 5x2y4 – 5x3y3 8x4y2 8x6 5xy5 8x4y2 x2y4 – 5x3y3 8x6 8x6 5xy5 8x4y2 x2y4 – 5x3y3 8x6 8x4y2 – 5x3y3 x2y4 – 7xy5

How long must a student wait for feedback on how they did on the accuplacer? a. 1 day b. 1 week c. 1 month d. immediate feedback (no wait)

Jim has found that he must consume 2,300 calories a day to reach his health goals, but he doesn't want to give up his afternoon snack of pretzels. unfortunately, he tends to eat the entire bag — which amounts to 1,300 calories! what strategy should jim use to improve his habits?

Apopulation of deer mice was introduced into a desert ecosystem. being dark-colored, the deer mice stood out in the sand and were easy prey for predators. over a few years, the color of the mice changed from dark brown to light brown. what role does natural selection play in this example? a. the change of color camouflaged them, which them hunt better. b. the change of color enabled them to regulate their body temperature. c. the change of color allowed them to hide better from predators. d. the change of color made their bodies tolerant to the harsh desert sand. e. the change of color allowed them to deflect the excessive heat.