Saturday

July 26, 2014

July 26, 2014

Posted by **Dom** on Monday, October 18, 2010 at 2:21pm.

- calculus -
**Reiny**, Monday, October 18, 2010 at 3:49pmso x = x^2 + c

x^2 - x + c = 0 must have only one root, that is,

the discriminant must be zero

b^2 - 4ac = 0

1 - 4(1)(c) = 0

c = 1/4

so x^2 -x + 1/4 = 0

(x- 1/2)^2 = 0

x = 1/2

then y = 1/2

the point is (1/2,1/2)

**Related Questions**

Calculus - Given the function y=(x^2-5/x+3), answer the following questions. a) ...

cal - find the equation of a quadratic function whose graph is tangent at x=1 to...

Math--Calculus - Let y = f(x) be the continuous function that satisfies the ...

Calculus - Find the x-coordinates of all points on the graph of y=x^3 - 4x^2 + ...

Calculus - 55. Find an equation of the tangent line to the graph of f(x) =x^3 - ...

Calculus - Find the x-coordinates of all points on the graph of y = x^3 - 4x^2...

Calculus grade 12 - find the coordinates of all points on the graph of f(x) = x...

Calculus grade 12 - find the coordinates of all points on the graph of f(x) = x...

calculous - 3.Given the function f defined by f(x)=2x^3-3x^2-12x+20 a.Find the ...

calculus - Find the coordinates of all points on the graph of y=23−x2 at ...