2 answers:
Answer:
D. (5, –23)
Step-by-step explanation:
The vertex is in essence the turning point of the parabola y = x² − 10x + 2
the x coordinate of the turning point =
=
= 5
when x = 5, y = (5)² - 10(5) + 2
= -23
Thus coordinate or vertex is ( 5, -23)
5 right 23 down
Answer:
I think b no. is the correct answer
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Answer:
Option D
Step-by-step explanation:
(8x^2-9y^2-4x) +(x^2-3y^2-7x)
8x^2+x^2-9y^2-3y^2-4x-7x
9x^2-12y^2-11x
Answer:
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65+90=155
180-155=25
180-25=155
180 because it is the angle of a straight line
180 because it is the total angle of a triangle
The answer is d.) 10 units. Hope this helps:)
