2/27/23 - 3/2/23 TTT Problems                            Quadratics
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 Find the values of x that satisfy the equation 2x^2-576=0. Choose the answers that is the answer. 
1 point
Find the solutions to the equation x^2-6x=0. Express your answer with your answer you got and a comma for every extra solution. Ex. 1,2 not x=2,1.
1 point
what is the coefficient next to "x" (not x^2) when (x-3)(x+9) is expanded? What about (x+7)(x-7)? Put your answer like this: 1 and 9. 
1 point
When the decimal point of a certain positive decimal number is moved four places to the right, the new number is four times the reciprocal of the original number. What is the original number? Express your answer in a decimal (also put a 0 before the decimal point). 
1 point

Factor this quadratic and solve for "r": r^2-9r+18=0. Express your answer like this, Ex: r=1,23
1 point
factor out 54x+3x^2+243=0 and solve for x. Express your answer like how you did for the previous question. 
1 point
Factor out 2y^2-3y-35. 
1 point
find the values of x that satisfy the two equations below.

x^2-4x+4=0
x^2-4=0

Express your answer like this example: x=4,3,1
1 point
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