Mathematics, 19.09.2020 01:01 timothymoles
Which equation shows the quadratic formula used correctly to solve 7x2 = 9 + x for x? x = StartFraction negative 1 plus-or-minus StartRoot (negative 1) squared minus 4 (7) (9) EndRoot Over 2 (7) EndFraction x = StartFraction 1 plus-or-minus StartRoot (negative 1) squared minus 4 (7) (9) EndRoot Over 2 (7) EndFraction x = StartFraction negative 1 plus-or-minus StartRoot (negative 1) squared +4 (7) (9) EndRoot Over 2 (7) EndFraction x = StartFraction 1 plus-or-minus StartRoot (negative 1) squared +4 (7) (9) EndRoot Over 2 (7) EndFraction
Answers: 2
Mathematics, 21.06.2019 14:10
An energy plant is looking into putting in a system to remove harmful pollutants from its emissions going into earth's atmosphere. the cost of removing the pollutants can be modeled using the function c = 25000p/100 -p what is the vertical asymptote?
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Mathematics, 21.06.2019 17:30
Choose the number sentence that shows the identity property of addition. a. 122 = 61 + 61 b. 62 = 1 + 61 c. 61 = 0 + 61
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Mathematics, 21.06.2019 22:30
Given the system of equations presented here: 2x + 4y = 14 4x + y = 20 which of the following actions creates an equivalent system such that, when combined with the other equation, one of the variables is eliminated? multiply the second equation by Γ’β4 to get Γ’β16x Γ’β 4y = Γ’β80 multiply the second equation by Γ’β1 to get Γ’β4x Γ’β y = Γ’β20 multiply the first equation by 2 to get 4x + 8y = 28 multiply the first equation by Γ’β1 to get Γ’β2x Γ’β 4y = Γ’β14
Answers: 1
Mathematics, 22.06.2019 00:30
Bocephus has a bag full of nickels and dimes. if there are 3 times as many dimes as nickels, and he has $\$36.05$ in his bag, how many nickels does he have?
Answers: 1
Which equation shows the quadratic formula used correctly to solve 7x2 = 9 + x for x? x = StartFract...
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