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How many x-intercepts does the graph of y equals 9x2 plus 30x plus 25 have?
Factorising, we have, 9x2+ 30x + 25 = (3x + 5)2;thus, when y = 0, x = -1⅔. This tells us that the sole x-intercept of this function is at the vertex, (0, 1⅔).
Solve the system of equations Enter your answer as an ordered pair 4x plus 8y equals 16 4x minus 8y equals 0?
16
What is the solution to the two equations 2x - y equals 16 and -x plus 2y equals -8?
y = 0 and x = 8.
In parallelogram ABCD AB equals 12 BC equals 16 plus 2x what is x?
Anything you like (as long as it is > -16 so that BC > 0). In a parallelogram, adjacent sides do not impose any restrictions on one another.
What is the discriminant of the polynomial 9x2 - 18x 9?
The discriminant is 0.
9x2-18x plus 9 equals 0 what is the discriminant?
The discriminant is 0.
What are the solutions to this equation 9x2 plus 6x-7 equals 0?
9x2+6x-7 = 0 Using the quadratic equation formula:- x = 0.6094757082 or x = -1.276142375
What are the solutions to 9x2 plus 7x equals 2?
9x2 + 7x = 2 9x2 + 7x - 2 = 0 9x2 + 9x - 2x - 2 = 0 9x(x + 1) - 2(x + 1) = 0 (9x - 2)(x + 1) = 0 x ∈ {-1, 2/9}
9x2 - 6x plus k equals 0?
k = -3; factors are (9x + 3)(x - 1)
Solve 9x2 - 9x equals 0?
9x2-9x = 0 x2-x = 0 x(x-1) = 0 x = 1 or x = 0
Solve the quadratic equation using factoring 9x2 - 16 equals 0?
(3x+4)(3x-4)=0 x=±4/3
How do you factor this Y equals x³ plus 3x² - 10x-24 and Y equals -x³ -6x²-3x plus 10?
It can be simplified in the form of: 2x3+9x2-7x-34 = 0
What is the discriminant of the polynomial 9x2-18x plus 9?
It is: 0
How many x-intercepts does the graph of y equals 9x2 plus 30x plus 25 have?
Factorising, we have, 9x2+ 30x + 25 = (3x + 5)2;thus, when y = 0, x = -1⅔. This tells us that the sole x-intercept of this function is at the vertex, (0, 1⅔).
What is the value of the discriminant of -9x2 plus 6x plus 14 equals 0?
The discriminant of a quadratic ax2 + bx + c is b2 - 4ac; thus: the discriminant of -9x2 + 6x + 14 is 62 - 4 x -9 x 14 = 540
-2x plus 16 equals 0?
-2x+16 = 0 -2x = -16 x = 8
X plus 10x plus 16 equals 0?
x=-1.6
