ANSWERS 2025/2026 GRADED A+
which formula is this: c²=a²+b² - pythagorean theorem
which formula is this: M(x,y)=(x1+x2/2, y1+y2/2) - midpoint formula
to find x intercept - set y to 0 and solve for x
to find y intercept - set x to 0 and solve for y
what is 'm' - slope
if m>0 then the line slants ____________ from left to right - upward
if m<0 then the line slants ____________ from left to right - downward
if m=0 then the line is - horizontal
if m is undefined then the line is - vertical
what formula is y=mx+b - slope intercept form
what formula is Ax + By = C - general form
what is 'r' - radius
what is 'b' in y=mx+b - y intercept
what formula is (x-h)²+(y-k)²=r² - standard equation for circles
in the formula (x-h)²+(y-k)²=r² what does the coordinate (h,k) represent? - the center of
the circle
what are the coordinates for the center of a circle? - (h,k)
set X consists of all possible values for x and it is called - domain
set Y consists of all possible values for y and it is called - range
y depends on - x
A function from X into Y is a relation that associates with each
element of X - one element of Y
parallel lines have the same - slope
, when m1 x m2 = 1 then the lines are - perpendicular
which formula is I = P x r x t - interest formula
in the interest formula -
in the interest formula I = P x r x t, what does r stand for - rate
in the interest formula I = P x r x t, what does t stand for - time
which formula is A=P(1 + r/n)^nt - compound interest formula
in the compound interest formula A=P(1 + r/n)^nt, what does P stand for - initial
in the compound interest formula A=P(1 + r/n)^nt, what does A stand for - future
in the compound interest formula A=P(1 + r/n)^nt, what does n stand for - compound
in the compound interest formula A=P(1 + r/n)^nt, what does t stand for - time
what formula is A=P x e^rt - continuous compounding formula
in the continuous compounding formula A=P x e^rt, what does p stand for - initial
in the continuous compounding formula A=P x e^rt, what does A stand for - future
in the continuous compounding formula A=P x e^rt, what does r stand for - rate
in the continuous compounding formula A=P x e^rt, what does t stand for - time
a collection of two or more equations, containing one or more variables each - systems
of equations
a system of equations is consistent if it has - at least one solution
a system of equations is inconsistent if it has - no solutions
if a^u=a^v then - u=v
what type of function is f(x)=log-a x - logarithmic function
what is the woman of f(x)=log-a x - all real positive numbers
what type of log is f(x)=lnx - natural log