Find the value of the expression 5x²-3x+7 at x=2
Answers
Answered by
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Given,
x = 2
Equation - 5x²-3x+7
To find,
The value of the given equation - 5x²-3x+7
Solution,
It is given to us that the value of the variable in the equation x is 2
So, put substitute the variable in the equation with the given value to find the answer, the value of the equation
5x²-3x+7
= 5(2)(2) - 3(2) + 7
= 5(4) - 3(2) + 7
= 20 - 6 + 7
= 20 + 7 - 6
= 20 + 1
= 21
So, the value of the given equation, 5x²-3x+7 is 21
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Step-by-step explanation:
find the value of the expression 5x-3x
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