She can make 4 pie
For 1 pie , she needs 2 cup
so , for 4 pie , she needs 8 cups
hope it is clear;)
Answer: Isolate the variable by dividing each side by factors that don't contain the variable. x=−4
Step
81 because 81 is a perfect square and 27 times 3 =81
9514 1404 393
Answer:
48.6%
Step-by-step explanation:
Efficiency of energy conversion is the quotient of output energy and input energy.
(3291 J)/(6771 J) × 100% ≈ 48.6%
The solar panel's conversion efficiency is about 48.6%.
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<em>Additional comment</em>
With current (2021) technology, the best efficiency one can expect from a solar panel is in the neighborhood of 23%.
Hello,
x²/25+y²/9=1
a=5, b=3 c²=a²-b²=25-9=16=4²
Foci are (0,4) and (0,-4)
Answer C
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