MAC 1105 Exam Formulas
with complete verified
solutions
Distance Formula - answer sqrt(x2-x1)^2+(y2-y1)^2
Midpoint Formula - answer M=(x1+x2/2, y1+y2/2)
Formula for the Axis of Symmetry - answer x=-b/2a
Quadratic Formula - answer -b(+/-)sqrt(b^2-4ac)/2a
How to find y-int - answer b=y-mx
Finding equation of a circle - answer (x-h)^2+(y-k)^2=r^2
exponential form - answer y=b^x
log form - answer x=log(base(b))Y
If a # is under the radical________
If a # is outside the radical_______ - answer It's left or right
It's up or down
with complete verified
solutions
Distance Formula - answer sqrt(x2-x1)^2+(y2-y1)^2
Midpoint Formula - answer M=(x1+x2/2, y1+y2/2)
Formula for the Axis of Symmetry - answer x=-b/2a
Quadratic Formula - answer -b(+/-)sqrt(b^2-4ac)/2a
How to find y-int - answer b=y-mx
Finding equation of a circle - answer (x-h)^2+(y-k)^2=r^2
exponential form - answer y=b^x
log form - answer x=log(base(b))Y
If a # is under the radical________
If a # is outside the radical_______ - answer It's left or right
It's up or down
