A blood bank needs 7 people to help with a blood drive. 17 people have volunteered. Find how many different groups of 7 can be f
2 answers:
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Answer: a. a literal equation
Step-by-step explanation:
A literal equation is an equation which comprises basically of letters., where letters are nothing but variables.
All the kinds of formulas are said to be examples of literal equations.
For example slope intercept form
The rate of change of position on a straight line , where 'd' is the distance and 't' is the time.
Therefore, a literal equation is an equation with more than one variables.
Answer:
The coin was thrown from 448 feet
Time to hit the ground is 7 seconds
Step-by-step explanation:
Given
Solving (a): Height when coin is thrown
At this point t = 0
So, we have:
Solve expressions in the brackets
<em>Hence, the coin was thrown from 448 feet</em>
Solving (b): Time to hit the ground
At this point, h = 0.
So, we have:
Reorder
Divide both sides by -16
This gives:
or
or
Since, time can't be negative;