axsxhxlxexyx1106 axsxhxlxexyx1106

04-03-2018
Mathematics

contestada

The function f is defined by f(x) x2 +3x-10.

If fx +5)x2 +kx+30, k = [?]

Find the smallest zero of f(x+5). x = [?]

The function f is defined by fx x2 3x10 If fx 5x2 kx30 k Find the smallest zero of fx5 x class=

Respuesta :

tynollette tynollette

04-03-2018

f(x+5)=(x+5)²+3(x+5)-10
f(x)=x²+10x+25+3x+15-10
f(x)=x²+13x+30
k=13

x²+13x+30=0
(x+3)(x+10)=0
x=-3 or -10
the smallest zeros is x=-10

Answer Link

clouds122 clouds122

15-04-2021

Answer:

K=13

X=-10

Step-by-step explanation:

Answer Link

Otras preguntas

jane gets bitten by a mosquito. through the bite, she can become infected with an organism carried by the mosquito. what role did the mosquito play in the chain

Jenny has a big exam coming up tomorrow. She doesn't think she has studied enough to get a good grade. What's the best way that Jenny can bring down her stress

what was radio free europe?

Successful leaders allow others to take risks. please select the best answer from the choices provided. t f

who is the elected military leader of venezuela?

Which religious group is found in the western parts of eastern europe? a. roman catholics b. eastern orthodox c. muslims d. protestants

Draw a Rectangle with perimeter of 24 inches

how are the nervous system and the endocrine system different?

why was this source published in 1932

How do I find my spirit animal? I was reading this paper talking about it so how would I find it? PS. I put this in history because Indians first started this.