What is the sum or difference?1. 3x8 – 7x8 (1 point)–4x16–21x8–4x810x82. 6y5 – 9y5 (1 point)–3y1015y5–54y5–3y5Write the polynomial in standard form. Then name the polynomial based on its degree and number of terms.3. 2 – 11x2 – 8x + 6x2 (1 point)–5x2 – 8x + 2; quadratic trinomial–5x2 – 8x; quadratic binomial–6x2 – 8x – 2; cubic polynomial6x2 – 8x + 2; cubic trinomial4. A biologist studied the populations of white-sided jackrabbits and black-tailed jackrabbits over a 5-year period. The biologist modeled the populations, in thousands, with the

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general 11 months ago 1069

A jar made of 3/16-inch-thick glass has an inside radius of 3.00 inches and a total height of 6.00 inches (including the bottom thickness of glass). The glass has a density of 165 lb/ft3. The jar is placed in water with a density of 62.5 lb/ft3.Assume the jar sits upright in the water without tipping over. How far will the empty jar sink into the water?What is the volume of the glass shell of the jar? Precision 0.00What is the weight of the jar? Precision 0.00What is the weight of water the empty jar will displace? Precision 0.00What is the volume of water the empty jar will displace? Precision 0.00How far will the empty jar sink?

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general 11 months ago 7123