Find a positive value of the given variable so that the trinomial is factorable.
-$5 x ^ { 2 } + 8 x + c ; c =$ ?
A) 3
B) 9
C) 8
D) 4

Name: Find a positive value of the given variable so that the trinomial is factorable. -$5 x ^ { 2 } + 8 x + c ; c =$ ? A) 3 B) 9 C) 8 D) 4
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Question

Quizplus · Accepted Answer

The trinomial is factorable if the constant term is a perfect square. The constant term is c, so we need to find a value of c that is a perfect square. The only choice that is a perfect square is 3, so the answer is A.

Find a Positive Value of the Given Variable So That 5x2+8x+c;c=5 x ^ { 2 } + 8 x + c ; c =5x2+8x+c;c=

Find a Positive Value of the Given Variable So That $5 x ^ { 2 } + 8 x + c ; c =$