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26/10/2020 *
https://mathbitsnotebook.com/Algebra2/Quadratics/QDSumProduct.html #:~:text=The%20sum%20of%20the%20roots,divided%20by%20the%20leading%20coefficient.

Nature of Roots - Sum and Product - MathBitsNotebook(A2 - CCSS Math)
Algebra 2 CCSS Lessons and Practice is a free site for students (and teachers) studying a second year of high school algebra.

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11/10/2020 *
Find the roots of the given quadratic equation.

1. 2x(x+1) =0

2. 3x^2 - 1/75 = 0

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06/10/2020 *
Write the equation:

The rectangular plant box in Justine's garden has an area of 73m^2. What must be the equation of the plant box if the width is 5 less than it's length?

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23/09/2020 *
Answer last Sept 7:

1.) -14x^2y + 16xy^2z - 4xy

2.) 12m^2n^2 - 30mn -18

3.) -72x^2 + 72y^2 + 270xy + 798x + 174y -66 (position of terms may change)

4.) (5p + 2r)(25p^2 - 10 pr +4r^2)

5.) 5(2x + y)^2 or 5(2x +y)(2x+y)

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07/09/2020 *
Solve the following by using products and factoring.

1. -2xy(7x -8yz +2)

2. (4mn +2) (3mn -9)

3. 6(12x + 3y -1) (-x + 4y + 11)

4. 125p^3 +8r^3

5. 20x^2 + 20xy +5y^2

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02/09/2020 *
Brain exercise 2.1

Sir Leo can place 8 large boxes or 10 small boxes into a carton for shipping. In one shipment, Sir Leo sent a total of 96 boxes. If there are more large boxes than small boxes, how many cartons did he ship?

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01/09/2020 *
Hey! Let's have some brain exercises!

“What is important is not what you hear said, it's what you observe.” ― Michael Connelly

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28/08/2020 *
LAST for this week :)

Brain exercise 1.3

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28/08/2020 *
Brain exercise 1.1 :)

Hint: Something to do with a numerical system originated from ancient Rome **

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28/08/2020 *
Hi welcome to my page ! Let's start by some brain exercises :)

Brain exercise 1.0