The correct answer is 42x^4-24x^3+12x^2
15 and one half is 31/2. 3 and seven eighths is 31/8. 31/2 also equals 124/8. Then the answer is 124/8 - 31/8 is 91/8. Hope that helped.
Answer:
The average velocity of the ball is 
Step-by-step explanation:
First find the velocities at given times and then form two points. Calculate the slope to find the average velocity. The two points are:
Best Regards!
Answer:
Step-by-step explanation:
Velocity has both magnitude and direction.
The magnitude is the speed.
<h2>
Answer:</h2>
<u><em> 17 + z -(-9)</em></u>
<u><em>+17 +17</em></u>
<u><em>(34) + (26)</em></u>
<u><em> z=60</em></u>
<h2>
Step-by-step explanation:</h2>
<em><u>You need to solve for Z so we need to get z by itself so take 17 and add it to both sides because whatever is on the left side of the equal sign is always what you need to add 17+ 17 then 17+(-9) you get your answers then add those two up then you get z=60.</u></em>
<u><em>Thank you for asking this great question need any other help please let me know by commenting below I'd be glad to help. </em></u>
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<u><em>Your brainly friend ( lauralit1 )</em></u>
