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tatuchka [14]
3 years ago
6

Show that (x+1) is a factor of f(x)=19x^42+18x-1

Mathematics
1 answer:
Dmitry_Shevchenko [17]3 years ago
6 0

Answer:

see explanation

Step-by-step explanation:

If (x + 1) is a factor then f(- 1) = 0

f(- 1) = 19(-1)^{42} + 18(- 1) - 1 = 19 - 18 - 1 = 0

Thus (x + 1) is a factor of f(x)

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2 years ago
The expression 12xyz – 45 is a <br> A. trinomial.<br> B. constant.<br> C. binomial.<br> D. monomial.
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If you have $11 and you spend $7 on a sandwich, drink, and chips, what fraction of your money did you spend?
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Two equations are given below:
ch4aika [34]
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6 0
3 years ago
The slope of the line in the graph is
gizmo_the_mogwai [7]

Answer:

the slope of the line in the graph is: 3

the y-intercept is: -4

the equation of the line is: y=3x-4

Step-by-step explanation:

If we find a point on the graph and count it until it reaches other solid point we get that you have to go up three and to the right by one. This solid point I looked at was (0,-4) and counted up to (-1,1). To find the slope, we have to simply count and use "rise over run". The rise is 3 for every 1 we run, making the slope 3/1 which is 3.

the y-intercept is the point on the graph that touches the y-axis on the graph. The only point on the graph that touches the y-axis is -4, making the y-intercept -4.

The equation for a graph is y=mx+b. m would be the slope and b would be the y-intercept. We know that the slope is 3 (m) and that the y-intercept is -4 (b). Putting them together, we get that the equation of the graph is y=3x-4.

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2 years ago
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