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Mathnasium Review Exam Questions And Answers $9.39   Add to cart

Exam (elaborations)

Mathnasium Review Exam Questions And Answers

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  • Course
  • Math Placement
  • Institution
  • Math Placement

What is a real number? - ANS any number without 'i' what is a constant? - ANS specific fixed number What is an integer? - ANS a whole number What does quotient mean? - ANS to divide Complementary angles - ANS add to 90 degrees supplementary ang...

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  • September 14, 2024
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  • 2024/2025
  • Exam (elaborations)
  • Questions & answers
  • Math Placement
  • Math Placement
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Mathnasium Review Exam Questions And
Answers





What is a real number? - ANS any number without 'i'

what is a constant? - ANS specific fixed number

What is an integer? - ANS a whole number

What does quotient mean? - ANS to divide

Complementary angles - ANS add to 90 degrees

supplementary angles - ANS add to 180 degrees

On a 30,60,90 triangle, what are the sides starting smallest? - ANS x, xroot3, and 2x

On a 45,45,90 triangle, what are the side ratios? - ANS x, x, and xroot2

How do you add vectors together? - ANS <x,y>+<a,b>=<x+a,y+b>

domain - ANS x values

range - ANS y values

how do you add matrices? - ANS Simply add the corresponding places (if they are different
sizes then it is undefined)

how do you multiply matrices by a constant? - ANS just multiply every number by the
constant and leave it in the same shape

how do you multiply matrices by another matrix? - ANS there should be the same number
of rows as the first matrix and the same number of columns as the second, and do almost a
foiling method

How do you simplify a matrix? - ANS IabI
I c d I = ad-bc

How do you remember absolute value inequalities? - ANS greatOR, less thAND

, What should you always be on the lookout for regarding squares and square roots? - ANS
two answers

slope of a horizontal line - ANS zero

slope of a vertical line - ANS undefined

what is the discriminant? - ANS b^2-4ac

What does a discriminant tell you? - ANS if 0=1 solution
if + = 2 real solutions
if - = 2 complex solutions/no real solutions

What slopes do perpendicular lines have? - ANS negative reciprocal

What is a scalene triangle? - ANS all different lengths/angles

equation of a circle - ANS (x-h)²+(y-k)²=r²

volume of a sphere - ANS 4/3πr³

volume of a cylinder - ANS πr²h

volume of a cone - ANS 1/3πr²h

A triangle formed by three points on a circle with the hypotenuse being the diameter will always
be a... - ANS right triangle

area of a circle - ANS πr²

Circumference of a circle - ANS 2πr

what are parallelograms - ANS two sets of parallel lines with no right angles

what is a rhombus - ANS a parallelogram with 4 congruent sides

area of a trapezoid - ANS 1/2(b1+b2)h

how do you find the interior angles of a polygon - ANS n=number of sides
(n-2)180

what is the distance formula - ANS d = √(x2 - x1)^2 + (y2 - y1)^2

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