Mathematics, 25.06.2020 02:01 joey4843
EI
If x = -3 is the only x-intercept of the graph of a quadratic equation, which statement best describes the discriminant of the
equation?
O The discriminant is negative.
O The discriminant is -3.
O The discriminant is 0.
O The discriminant is positive.
Answers: 3
Mathematics, 21.06.2019 19:30
If 2(a^2+b^2)=(a+b)^2 then, > a+b=0, > ab=0, > a=b, > 2a=b
Answers: 1
Mathematics, 21.06.2019 21:50
Suppose that the price p, in dollars, and the number of sales, x, of a certain item follow the equation 4 p plus 4 x plus 2 pxequals56. suppose also that p and x are both functions of time, measured in days. find the rate at which x is changing when xequals2, pequals6, and startfraction dp over dt endfraction equals1.5.
Answers: 2
Mathematics, 22.06.2019 00:00
50 will mark show all use the linear combination method to solve the system of equations. explain each step of your solution. if steps are not explained, you will not receive credit for that step. 2x+9y= -26 -3x-7y=13
Answers: 1
Mathematics, 22.06.2019 01:00
What is the y-intercept of the line with the equation 3x + 4y = 12?
Answers: 1
EI
If x = -3 is the only x-intercept of the graph of a quadratic equation, which statement best des...
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