a student claims - 4i is the only root of a quadratic polynomial equation that has real coefficients whats the students mistake and write one possible polynomial that has the correct roots from part a in standard form

Solve x/6 = 20. a. x = 120 b. x = 3 c. x = 14 d. x = 26

Which algebraic expression could represent the phrase below? a number n decreased by 5 A. 5-n B. n-5 C. n/5 D. n - 1/5

Simplify. -3x3 (-2x2+4x-3)

Identify the transformed coordinates of the line segment A (4, 7) and B (9, 7) when it is reflected across x-axis.

If I did 12x=96 and then of course did 12 divided by 12 to get x by itself, and then I do 12 divided by 96 which is 8, but what would I do if 12 didn't go into 96, (just imagine that it didn't) how would I solve that problem and get a right answer?

50 is 125% of what number? 12.5 40 62.5 112.5

Lear equation. 6x + 8y = - 24 3 X

There are 16 fluid ounces of juice in 2 bottles of your favorite juice. How many fluid ounces are there in 10 bottles?

What is the answer to i + (11-5i)

There are y boats on a lake there are 6 people in each boat write an expression in term of y for the total number of people in the boats