I am not sure but I think this is what it means by.
You can substitute 4 for an example for x.
5(4+2) 5(4)+10
5(6) 20+10
30 30
Answer:

<h2>Step-by-step explanation:
</h2><h2 /><h3>From the statement of the problem we know:
</h3>
The graph shows the height (h), in feet, of a basketball t seconds after it is shot. Projectile motion formula:

= initial vertical velocity of the ball in feet per second
= initial height of the ball in feet Complete the quadratic equation that models the situation.
<h3>From the graph we know:
</h3>

For a quadratic function:

Finally:

Answer:
a
Step-by-step explanation:
Answer:
12 cents
Step-by-step explanation:
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Answer: 
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Given: 
Find: 
Solution: Since we know both a and b are positive this means that if they are multiplied against each other they would produce another positive. Therefore, this would cause the statement to be ab > 0.