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stira [4]
3 years ago
13

Casandra is teaming for a 10 mile race on the first day of training she runs 4 miles, each day after that she adds on .5 mile. O

n what day will Cassandra run 8 miles
Mathematics
1 answer:
il63 [147K]3 years ago
4 0
Day 9 is the answer! 0.5m+4=8
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the line of symmetry of a parabola whose equation is y = ax ^ 2 - 4x + 3 is =-2 what is the value of "a"
77julia77 [94]
Y= ax² -4x +3

-b/2a is x - coordinate of the vertex,
line of symmetry x=-2, x=-2 is a coordinate of the vertex also, because the line symmetry has vertex.

x= -b/2a
x= -2, b= -4
-2=-(-4)/2a
-2=4/2a
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D. 2x+3 is the right answer
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4 years ago
The product The product of 5 and a number n is at least -25
Sophie [7]

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4 0
4 years ago
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iVinArrow [24]
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(-4 , 5)
7 0
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