Pre-image ABCD is dilated to be image A′B′C′D′. The origin is the center of dilation. What scale factor is used to create the dilation?

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Solve the system of equations. y= 2x y= x^2 - 15

Can someone plz me understand how to do these. plz, show work.in exercises 1-4, rewrite the expression in rational exponent form.[tex]\sqrt[4]{625} \sqrt[3]{512} (\sqrt[5]{4} )³ (\sqrt[4]{15} )^{7}\\ (\sqrt[3]{27} )^{2}[/tex]

One positive integer is 2 less than another. the product of the two integers is 24. what are the integers