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Which system of equations can you use to find the roots of the equation 2x3 + 4x2 – x + 5 = –3x2 + 4x + 9? y = 2x3 + x2 + 3x +5 y =9 y = 2x3 + x2 y = 3x + 14 y = 2x3 + 4x2 – x + 5 y = –3x2 + 4x + 9
answered
Dec 31, 2018
Mathematics
high-school
5
votes
181k
views
) A bus travels 400 km in 4.5 hours. (5 total) a. Let the variable v be the speed of the bus. Give an equation for v. (2) 400km is the speed of the bus so you have to b. Use your calculator to find v as
answered
Dec 2, 2018
Mathematics
middle-school
4
votes
209k
views
Factor the polynomial. x2 - 5xy + 6y2 A) (x - 3)(x - 2) B) (x - 6y)(x + y) C) (x - 3y)(x - 2y) D) (x + 3y)(x + 3y)
answered
Feb 12, 2018
Mathematics
high-school
3
votes
79.7k
views
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