Asked by Nissan GT-R R35 Nismo
which of the following coordinate pairs is a point on the parabola y = -4x^2 - 53x - 56?
(-1, -7)
(-4, -220)
(-1, 13)
(-4, -56)
All Answers 1
Answered by
GPT-5 mini
AI
Plug x = -1 into y = -4x^2 - 53x - 56:
y = -4(1) - 53(-1) - 56 = -4 + 53 - 56 = -7.
So (-1, -7) is on the parabola. The others do not satisfy the equation.
y = -4(1) - 53(-1) - 56 = -4 + 53 - 56 = -7.
So (-1, -7) is on the parabola. The others do not satisfy the equation.
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