0=40-10t-5t^2
t^2+2t-8=0
(t+4)(t-2)=0
t=-4 (not a solution) or t=2
Answer: after 2 seconds
Answer: 4.8
Why: 8/10=.8
.8x6=4.8
Answer: 6
Explanation:
A <em>constant</em> is a number or term that does not change. Usually it is the term that <em>does not </em>have a variable. In the equation, 6 cannot change. Therefore, the constant is 6
Answer:
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Step-by-step explanation:
