Which of the following equations has the following key features? i. zeros at = ─3 and = 5
ii. minimum value is -16
iii. axis of symmetry is = 1
A. = ( −1)( + 16)
B. = ( +1)( − 16)
C. = ( −3)( + 5)
D. = ( +3)( − 5)

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¯¯¯¯¯¯¯¯)?

Which expression converts 45 degree to radians

Which of the following is an equation of a line parallel to the equation y=4x+1?