What is an equation of a line which passes through (6,9) and is perpendicular to the line whose equation is
4x - by = 157
1)
y-9--(3-6)
y-9= (x=6)
|3)
y+9= -3(x+6)
y+9= (x+6)
2)
3

25 ! i need asap! ! ill mark brainliest!

Consider circle o, where and . m∠bpd °. °.

(01.03 mc) which of the following is a step in simplifying the expression x multiplied by y to the power of 2 over x to the power of negative 3 multiplied by y to the power of 3, the whole to the power of negative 4. select one: a. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 7 multiplied by y to the power of negative 1. b. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of 12 multiplied by y to the power of negative 12. c. x to the power of negative 4 multiplied by y to the power of negative 8, the whole over x to the power of negative 3 multiplied by y to the power of 3. d. x to the power of negative 4 multiplied by y to the power of negative 2, the whole over x to the power of negative 3 multiplied by y to the power of 3.