kozy

This page lists questions and answers that were posted by visitors named kozy.

Questions

The following questions were asked by visitors named kozy.

Factor the expression 4x^2-20xy+25y^2 into a product of binomials

Megan factored the expression3x^2-23x+14 as (x-2)(3x-7) . But when Jacob applied the FOIL principle and multiplied out (x-2)(3x-7) , he got 3x^2-13x+14 ; thus, Megan’s solution does not appear to check. Why is that? Please help Megan to understand this be...

Given the quadratic function f(x) = 16x2 – 64x + 64, find a value of x such that f(x) = 16.

Use polynomial long division to divide -9x3 – 18x2 – 11x – 2

Multiply -x – 2 by -x2 + 4x – 2

multiply -x^2by-x^2 + 4x – 2

multiply (-x-2)by (-x2 + 4x – 2)

Find the exact value of the volume of a can of green beans with a diameter 8 centimeters and height of 12 centimeters. Include correct units with your solution. Use "pi" in place of the pi symbol.

Find the perimeter and area of a right triangle if the shortest side is 20 mm. and the longest side is 52 mm. Include correct units with each part of your solution.

A recreation room has the following dimensions.12ft,30ft,8ft,8ft. Carpeting will cost $1.50 a square foot. How many square feet of carpet will be needed and how much will it cost? Include correct units at each stage within your solution.

The following triangles, Ä ABC and Ä DEF, are congruent. abc 67.38degree 12cm lenght 22.62degree b5cm,l,13cm Find the lengths of all missing sides and measures of all angles for both triangles. Include correct units with each of your answers. First triang...

Can the word "RENTS" be played from the letters A, E, O, N, R, S, T as the first move in a Scrabble game? Explain your answer.

Given the following sets, select the statement below that is NOT true. A = {l, a, t, e, r}, B = {l, a, t, e}, C = {t, a, l, e}, D = {e, a, t}, E = {t, e, a}

Determine if the argument is valid or invalid. Give a reason to justify answer. If it is cold, then you need a coat. You do not need a coat. It is not cold. (Points : 2) Valid by the law of detachment Valid by the law of contraposition Invalid by fallacy...

Mr. Doodle’s grade distribution over the past 3 years for a course in college algebra is shown in the chart below. Grade Number A 45 B 180 C 210 D 95 F 65 I 5 If Jane plans to take a college algebra course with Mr. Doodle, determine the empirical probabil...

Essay; show all work. A community 5K run will award $50 to the winner. 35 people enter the race, and they each pay an entry fee of $20. Assuming they are all equally likely to win, what is a fair price for the competition? Round to the nearest cent

how do you explain this questionA mini license plate for a toy car must consist of a letter followed by two numbers. Each letter must be a T, O or Y. Each number must be a 4 or 6. Repetition of digits is permitted. Use the counting principle to determine...

In how many ways can 8 instructors be assigned to five sections of a course in mathematics

What factors apart from acid rain could be killing trees?

Answers

The following answers were posted by visitors named kozy.

(-x-2)(-x^2+4x-2) -(x+2)(-x^2+4x-2) (x+2)(x^2-4x+2) x^5-4x^2+2x 2x^2-8x+4 x^5-2x^2-6x-4 x(cube)-2x-6x+4