I think the answer is 7 which is defined by the highest power of x. But I am not sure. Please help me.?

Question

I think the answer is 7 which is defined by the highest power of x. But I am not sure. Please help me.?

How many real roots does the polynomial $x^7+5x+12=0$ ?
$a)0$
$b)1$
$c)3$
$d)7$

1 Answer

Impact of this question

1203 views around the world

You can reuse this answer
Creative Commons License

Answer 1 · 2018-05-03T15:24:15

B. One root

Explanation:

graph{x^7+5x+12 [-10, 10, -5, 5]}
The graph shows the only root of the graph. A $x^7$ polynomial can have up to 7 roots, but it needs $x^6$ , $x^5$ , etc. terms.
Try it out on Desmos

Science

Math

Humanities

... and beyond

I think the answer is 7 which is defined by the highest power of x. But I am not sure. Please help me.?

How many real roots does the polynomial $x^7+5x+12=0$ ?
$a)0$
$b)1$
$c)3$
$d)7$

1 Answer

Explanation:

Related questions

Impact of this question

Science

Math

Humanities

... and beyond

I think the answer is 7 which is defined by the highest power of x. But I am not sure. Please help me.?

How many real roots does the polynomial x^7+5x+12=0x^7+5x+12=0? a)0a)0 b)1b)1 c)3c)3 d)7d)7

1 Answer

Explanation:

Related questions

Impact of this question

How many real roots does the polynomial $x^7+5x+12=0$ ?
$a)0$
$b)1$
$c)3$
$d)7$