SOLUTION: the question asks to solve: 5t^2-27t+22=0
could t=1 and t=4.4
??
Algebra.Com
Question 561375: the question asks to solve: 5t^2-27t+22=0
could t=1 and t=4.4
??
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Start with the given equation.
Notice that the quadratic is in the form of where , , and
Let's use the quadratic formula to solve for "t":
Start with the quadratic formula
Plug in , , and
Negate to get .
Square to get .
Multiply to get
Subtract from to get
Multiply and to get .
Take the square root of to get .
or Break up the expression.
or Combine like terms.
or Simplify.
So the solutions are or
Note: 22/5 = 4.4
So you have the correct answers.
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