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3 votes
22=a(0-10)²+72

Please solve for me !! Asap

User Dogfish
by
5.5k points

2 Answers

4 votes

Answer:

a = -0.5

Explanation:


22=a(0-10)^2+72\qquad\text{subtract 72 from both sides}\\\\22-72=a(-10)^2+72-72\\\\-50=a(100)\qquad\text{divide both sides by 100}\\\\(-50)/(100)=(100a)/(100)\\\\-0.5=a\to a=-0.5

User Michael Ushakov
by
5.2k points
4 votes

Good evening ,

Answer:

a=-1/2

Explanation:

22=a(-10)²+72

22=100a+72

22-72=100a

-50=100a

-1/2=a.

:)

User Desertwebdesigns
by
5.6k points