Answer:
y=-0.215x^2+35
Step by Step:
Let, ,
,
,
We know that, the general equation of the parabola.
Substitute the value of in equation
and find the value of
Hence, the equation of the parabola is:
Donnovan earned 99 points on his science project. If his grade was a 90%, how many points were possible?
1 answer:
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Answer:
- as written, -57
- as perhaps intended, C. -11
Step-by-step explanation:
The expression shown evaluates as ...
7 + 32(-5 +1)/2 = 7 +32(-4)/2 = 7 -128/2 = 7 -64 = -57
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If we assume your "32" is supposed to be 3², or 3^2, then the expression evaluates differently:
7 +3²(-5 +1)/2 = 7 + 9(-4)/2 = 7 -36/2 = 7 -18 = -11 . . . . matches choice C
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When in doubt, you can have the Google calculator evaluate your expression. However, you do have to write it properly and with all the required parentheses.
Answer:
7036888693
Step-by-step explanation:
