chapter6
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Quadratic | This words in todays world refers to expressions,equations, that involve sums of constants and first and second powers of variables and no higher powers.
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| Quadratic expression | EQ) ax^2 + bx + c
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| quadratic equation | EQ)ax^2 +bx + c=0 in the variable x and f:x yields ax + bx + c
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| Binomial square theorem | for all real numbers x and y,
(x+y)^2=x^2 +2xy +y^2 and (x-y)^2=x^2-2xy+y^2
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| Absolute value | The absolute value of a number can be defiened piecewise as lxl=x,fpr x>0
lxl=-x for x<0
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| Acceleration due to gravity | EQ)h=1/2gt^2 + v0t + h0. velocity is the rate of change of position with respect of time.
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| Perfect square trinomial | EQ)x +h)^2=x^2 + 2hx + h^2.It is called this because it is the square of a binomial.
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| Quadratic formula theorem | if ax^2 + bx + c =0 and a is not equal to 0 then x = -b + or - the square root -4ac all over 2a. Think of song!
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| Complex number | When a real number and an imaginary number are added, the sum is the complex number.
EQ) a+bi
EX) -3 +4Iis a complex number
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
kaleighbrown
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