Question
Asked Nov 7, 2019
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give the domain of f 

f(x)= x/ (x^2+13x+36)

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Expert Answer

Step 1

The given function is  f(x)= x/ (x2 +13x+36).

 

The domain of a function is the set of inputs for which the function is real and defined.

 

First f...

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x 13x+36 0 for a quadratic equation of the fom ax +bx+c=0 the solutions are -btb-4ac 2a for a 1, b13, c = 36 -13+ (13)-4(1)(36) 2(1) -13+(13)-4(1)(36) 2(1) -13- 13)-4(1)36) x, = =-9 2(1)

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Tagged in

Math

Calculus

Functions