Algebra Reuiew #4
Absolute Values and Inequalities
Often in dislussing intervals of the number line, we need.to work with absolute values. Absolute
values can serve to make an inequalit5zmore preciseand to add a geometric senseto an interval. At
the samet
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Algebra Reuiew #5
Domain of a Function
Being able to find the d.omainof a function is a vital part of understanding the
function an knowing its nature andlimitations. Becausewe are dealing with the
real numbers, there are two mainprinciples to be consi
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Algebra Reuiew #3
Soluing Algebraie Equations
'i
In each of the following exercises,a calculuslroblem"has been copplete and all that
is left is to simplify the solution. Your task is to finish the problem by solving for the
"dl " symbolusing stand.ard.
Algebra Reuiew #6
Trigonometry Reaiew Right Triangle Relationships
Withoutfindi4g
the value of the angle, evaluate each of'the trigonometric expresgions ED(ACTLY.
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q
l/
fe
ft) cosa=
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(a) sind =
(e) seca =
(d) csca =
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(g) sin2d =
^*= y
r
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Algebra Reuiew #2
Simp lifying Alg ebraic Exp re ssions
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In each of the following exercises, a calculus problem has been complete and aII that
is left is to simplify the solution. Your task is to rewrite the resulting expression on
the right hand side
Algebra Reaiew #1
Plagging In Values
One of the most crucial algebraic skilIs is that of "ptugging:' vaLues into equations
and working with what results. As simple as it may seem, it is also one of those
skills that many math students take for granted and
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PreCalculus
Weeklv Math Practice #10  Fall
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Algebra Reuiew #7
Settine Un Problem Situations
For each of the following problem situations, do the following on your own paper:
1.
2.
3.
4.
Draw a sketch that pictures the situation.
Symbolize all changing quantities with variables
(Consider lengths, di