The answer is -64 or -2^6
The greatest common factor for 21 is 7
For 30 is 15
49 is 7
I’m no totally sure but i think that is right
Step-by-step explanation:
s = -4.9t² + 49t
The vertex of the parabola is at t = -b/(2a).
t = -49 / (2 × -4.9)
t = 5
The rocket reaches its maximum height after 5 seconds.
<span>21.12 is 25.6% of 82.5</span>
hope this helps!! :)
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plz mark brainliest!! XD
Answer:
5
Step-by-step explanation:
f(1) means what is the value when x=1. y is at 5.
