Wednesday

April 1, 2015

April 1, 2015

Posted by **plsHelp** on Tuesday, August 20, 2013 at 1:52pm.

a) f(x)=1-x2

b) f(x)=x2-2x

- Math -
**Steve**, Tuesday, August 20, 2013 at 2:42pmf(x) is increasing if f'(x) > 0

I'll do (a)

f'(x) = -2x

f'(x) > 0 when x < 0

The graph is a parabola with vertex at (0,1) which opens downward.

**Answer this Question**

**Related Questions**

Calculus - I need help determining the intervals of increase, decrease and the ...

calculus help - Produce graphs of f that reveal all the important aspects of the...

Calculus - Consider the function f (x) = 2x^3 - 3x^2 - 72x + 7 Find and classify...

math-calc - for x (-12, 10) the function f is defined: f(x)=x^7(x+2)^2 On which ...

math - . Given the following function, f(x)=-x^2 -8x find: (a) vertex, (b) axis...

Math - For x [–14,13] the function f is defined by f(x)=(x^3)(x+6)^4 On which ...

Calculus - Find all the intervals on which the function is concave upward: f(x...

Coleman - Find all the intervals on which the function is concave upward: f(x)=...

cal - Find the largest open intervals where the function is concave upward. f(x...

cal - Find the largest open intervals where the function is concave upward. f(x...