3 years ago

For the quadratic y = x^2 -7x +12, when x = -3, what is the y-value?

Mathematics

2 answers:

Tatiana [17]3 years ago

7 0

Answer:

y = 0

Step-by-step explanation:

subsitute x = -3 into y = x^2 - 7x + 12

y = -3^2 - 7 x -3 + 12

= 9 - 21 + 12

= 0

morpeh [17]3 years ago

4 0

Answer: 42

Step-by-step explanation:

y= (-3)^2 -7(-3) +12

= (9) -(-21) +12

= 9+21+12

= 42

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