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5 votes
Find the value of the expression 2x4–5x3+x2+3x+2 for:

x=-5

User Granoeste
by
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1 Answer

6 votes

Answer:

-8

Step-by-step explanation:

2x4–5x3+x2+3x+2

Since the value of x=5

By putting the value in the above equation;

= 2(5)4 - 5(5)3 + (5)2 + 3(5) + 2

= 40 - 75 + 10 + 15 + 2

= -8

Therefore if the value of x is 5, the answer of the above equation is -8.

User Pankaj Makwana
by
6.1k points