Thursday

September 18, 2014

September 18, 2014

Posted by **Jane** on Sunday, January 11, 2009 at 1:25pm.

1)x^2-y^2=15, normal at (-8,7)

- Calculus -
**bobpursley**, Sunday, January 11, 2009 at 3:34pmfirst, find the slope, then the negative reciprocal of that slope.

2x dx-2ydy=0

Put in x,y and find dy/dx.

Now, the normal will be y=mx+b, m is the negative reciprocal of the dy/dx above, solve for b, and you have it.

**Answer this Question**

**Related Questions**

Calculus - Write the equation 4x + 5y – 3 = 0 in normal form. Then, find the ...

statistics - without the use of the standard normal tables, should techniques of...

Calculus - A curve is defined by the parametric equations: x = t2 – t and y = t3...

HS Calculus - Definition of the derivative to calculate f'(x) if f(x) = square ...

Calculus (Normal Line, please check my work) - The slope of the line normal to ...

Business Statistics - In each case, sketch the two speciﬁed normal curves...

Calculus - Find the slope of the normal line to y= ln(15-x) at x=4

Calculus - Find the slope of the normal line to y= ln(15-x) at x=4

calculus - If g(1) = 4 and g¢ (1) = − 2, find f ¢ (1), where f(x) = x2 ln...

Calculus - Find an equation for the tangent and normal to the curve x^2 + y^2 = ...