GRE

c

e

perimeter of a rectangle with length l and width w

area of a rectangle with length 1 and width w

$$(4^{9})(4^{-3})$$

$$(4^{3})^{2}$$

$$0^{t}$$

||$$t^{0}$$

x

-2

0

Maximum value of the function $$f(x)=1-x^{2}$$

$$10^{-3}$$

$$10^{\frac{1}{3}}$$

$$\sqrt{6a}5\sqrt{3}$$

$$\sqrt{200a}$$

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