judyandaub1
13.10.2020 •
Mathematics
Simplify the expression.
3\5x + 19 - 3/20x -7
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Ответ:
Simplify inside the parentheses by dividing coefficients, subtracting the exponents on like bases, and raising the resulting expression to the –3 power. Then, write bases with positive exponents.
Raise the numerator and denominator to the –3 power. Then, using the power of a power property, multiply the exponents. Divide the coefficients and subtract the exponents on like bases, then write with positive exponents.
Step-by-step explanation:
Ответ:
For this case we have by definition, that the area of a circle is given by:
Where:
A: It is the area of the circle
r: It is the radius of the circle
We cleared the radius of the circle:
We choose the positive value: