garrismunoz
04.10.2020 •
Mathematics
if f(x)=2^x , and a and b are any positive numbers, then f(a+b) is equivalent to f(a)*f(b) , explain why
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Ответ:
Area of the rectangle = ( x²+12x+27)unit²
Step-by-step explanation: Length = x+3 Breadth = x+9
∴ Area of Rectangle = L×B
(x+3)(x+9) = x²+9x+3x+27 = (x²+12x+27) unit²