If x= -4, find the value of x²-5+6.

Mathematics

2 answers:

Vilka [71]2 years ago

7 0

Answer:

-15

Step-by-step explanation:

if x= -4

=x^2 - 5+ 6

=(-4)^2 - 5 + 6

=-16 - 5 + 6

=-16 - 11

=-15

lbvjy [14]2 years ago

3 0

Answer:

42 is your answer if there is -5x

Step-by-step explanation:

when x=-4

x²-5x+6=(-4)²-5×-4+6=16+20+6=42

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