Simplify. Assume that a and b are positive integers and that a>b and a>2. (a+b)!/(a+b-1)! A) ab
B) a/b
C) a-b
D) a+b

Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?

What dimensions can créate more than one triangle ?

If f(x) = -5x + 1 and g(x) = x3, what is (gºf)(0)? enter the correct answer