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Math-110 Test Questions and Complete Solutions Graded A+
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Math-110 Test Questions and Complete Solutions Graded A+
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Math-110 Test Questions and CompleteSolutions Graded A+
When do you reverse the inequality sign? - Answer: When multiplying both sides by a negative number.
How do you divide fractions? - Answer: Multiply by the reciprocal.
How do you determine the perpendicular slope? - Answer: If a whole number, make negative. If a
fraction, make reciprocal and negative.
What is the formula for finding the slope? - Answer: y2 - y1 / x2 - x1 = m
Absolute value equations - first and second step? - Answer: Isolate the absolute value, then divide into
two problems
Compound inequalities - OR problem, how do you proceed? - Answer: Union. Graph all points on either
graph
Compound inequalities - AND problem, how do you proceed? - Answer: Intersection. Graph the part
they have in common
Formulas (no numbers), how do you solve for a variable? - Answer: Isolate that variable on one side.
How do you find x-intercept? - Answer: Let y = 0 and solve for x.
How do you find y-intercept? - Answer: Let x = 0 and solve for y.
What is the vertical line test? - Answer: If no vertical line can be found that crosses the graph twice, it
must be a function.
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