Mathematics, 25.06.2019 09:10 dxpebetty64
Practice 9) making mental images. find the discriminant of each equation. explain what it tells you about the equations roots and graph. 1. 5x^2+4x-3=0 discriminant= roots: the equation roots. graph: the graph crosses the x-axis . 2. 9x^2+6x+1=0 discriminant= roots: the equation ? real root. graph: the graph only touches the x-axis .(it never crosses the x-axis.) 3. x^2+2x+7=0 discriminant= roots: the equation roots graph: the graph x-axis
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Mathematics, 21.06.2019 17:00
Scarlet bought three pairs of sunglasses and two shirts for $81 and paula bought one pair of sunglasses and five shirts for $105 what is the cost of one pair of sunglasses and one shirt?
Answers: 2
Mathematics, 21.06.2019 19:00
Astore has apples on sale for three dollars or 2 pounds how many pounds of apples can you buy for nine dollars if an apple is approximately 5 ounces how many apples can you buy for nine dollars
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Mathematics, 21.06.2019 20:00
Me! i really need to get this right before 9. prove the divisibility of 7^6+7^5-7^4 by 11. use factoring so you get a number times 11. just tell me the number. i need this done asap
Answers: 1
Mathematics, 21.06.2019 23:30
Sally deposited money into a savings account paying 4% simple interest per year.the first year,she earned $75 in interest.how much interest will she earn during the following year?
Answers: 2
Practice 9) making mental images. find the discriminant of each equation. explain what it tells you...
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