Question
Download Solution PDFFind the value of the polynomial 5x - 4x2 + 3 at x=-1
Answer (Detailed Solution Below)
Detailed Solution
Download Solution PDFGiven:
Polynomial = 5x - 4x2 + 3
Value of x = -1
Formula Used:
Substitute the value of the variable in the polynomial.
Calculations:
Value of polynomial at x = -1 is
5(-1) - 4(-1)2 + 3
⇒ -5 - 4(1) + 3
⇒ -5 - 4 + 3
⇒ -9 + 3 = -6
∴ The value of the polynomial at x = -1 is -6.
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