Answer:
C
Step-by-step explanation:
Given
f(x) = x² + x + 1
To express in vertex form use the method of completing the square
add/subtract ( half the coefficient of the x- term)² to x² + x
x² + 2()x + - + 1
= (x + )² + → C
Answer:
Kyle took 45 minutes.
Step-by-step explanation:
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Answer:
distance= 9 units to the nearest
Step-by-step explanation:
using the formula
√(∆x)^2+(∆y)^2
√73
= 8.5
= 9 units
Let's plug in 2 for t and solve and h:
h(t) = -16t^2 + 541
h(2) = -16(2^2) + 541
h(2) = -16*4 + 541
h(2) = -64 + 541
h(2) = 477 feet
Answer is b) 477 feet
I tried to show all work.