Thursday

April 24, 2014

April 24, 2014

Posted by **Charles** on Thursday, August 11, 2011 at 9:50am.

1)4^x = x^2

2)5-x^2 = e^x

- calculus -
**MathMate**, Thursday, August 11, 2011 at 10:38amI suggest a numerical approach, namely graph each side of the equation, and from the intersection point(s), do successive approximation using Newton's or other methods.

For (1), x=-0.64 approx., and for (2), there are two solutions, at x=-2.2 and x=1.3 approx.

**Related Questions**

Calculus - Show that f is continuous on (-infinity, infinity). f(x) = x^2 if x&...

Calculus I - We're reviewing limits from the previous chapter, but I'm still ...

math - evaluating functions For some reason I can't get these 3 problems correct...

calculus - Write the complex number -4 x 3^1/3 - 4i in exponential form. I'm not...

calculus - I have to help teach this class tomorrow for my Senior Seminar Math ...

public health - What is happening in the world today that can drastically affect...

another rotation - A hollow cylinder (hoop) is rolling on a horizontal surface ...

Parabolas in standard form! - Hello, I am having the worst time trying to solve ...

Algebra - I just cannot seem to get these two problems. Any help is greatly ...

Precalculus - Write the simplest polynomial equation with real coefficients ...