Which two values of x are roots of the polynomial below? x2 - 3x + 5

Given a quadratic equation

you can find its solutions with the following formula:

You equation is identified by the coefficients

Which means the solutions are

So, the answers are B and D

Following are the calculation to the roots:

Given:

To find:

roots=?

Solution:

Compare the value with the standard quadratic equation:

Using the Shri dharacharya formula:

Putting the value into the above formula:  

Therefore, the answer is "Option B and Option D "

Learn more about the roots:

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answer:  

step-by-step explanation:

here x represents the height of the pole,

and, the height of the shadow of the pole is 12 feet.

also, the angle of elevation from the top of the pole is 40°,

therefore,

by the low of sine,

which is the required equation for finding the value of x,

step-by-step explanation:

*calories burned = (weight)(calorie factor)*

calories burned = 180 (0.65)

calories burned = 117

the calories he used up is 117, which is 65% of his weight.