Which equation is equivalent to y = -5 (x – 3)2 +9? y= -5x2 + 30x + 15
y = -5x2 + 30x – 54
y= -5x2 – 30x - 36
y = -5x2 + 30x - 36

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

The base of a triangle exceeds the height by 9 inches. if the area is 180 square inches, find the length of the base and the height of the triangle.

Aefg - almn. find the ratio of aefg to almn. a)1: 4 b)1: 2 c)2.1 d)4: 1