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Linear Equations
Your music collection grows by 20 songs every week. If you currently have 1,000 songs, how many weeks will it take to amass 3,500 songs?
Excel in math and science
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What is the \(y\)-intercept of the line that is parallel to the line \( 5x - y - 3 = 0 \) and passes through the point \( (-9, 16) \)?
Excel in math and science
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Our wiki is made for math and science
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by Brilliant Staff
Two lines \[y=-\frac{1}{4}x+3 \text{ and } y=ax-9\] are perpendicular to each other. What is the value of \(a ?\)
Excel in math and science
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The \(2\) lines
\[mx-4y-5m+3=0, \\ 12x+(m+17)y+7m-29=0\]
are perpendicular to each other for some real number \(m\). What is \(m\)?
Excel in math and science
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It's hard to learn from lectures and videos
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Our wiki is made for math and science
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If the two sets in the Cartesian plane \[\] \[\begin{align} A &= \{(x,y) \mid x+ay+1=0\} \\ B &= \{(x,y) \mid 3x-by+1=0\} \end{align}\] \[\] satisfy \(A \cap B=\emptyset,\) what is the value of \(\frac{b}{a}?\)
Excel in math and science
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Line \(AB\) passes through two points \( A=(7,\ 10)\) and \(B=(10,\ 9) \). If a line is perpendicular to line \(AB\) and passes through points \( (-5,\ 12) \) and \( (2,\ a) \), what is the value of \( a \)?
Excel in math and science
Master concepts by solving fun, challenging problems.
It's hard to learn from lectures and videos
Learn more effectively through short, conceptual quizzes.
Our wiki is made for math and science
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by Brilliant Staff