I Forgot The Formula - No Worry
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Formula and Calculator as a Service
by Apolinario (Sam) Ortega
INVBAT.COM is helping students, teachers, and employees to create their own customized calculator website that works with their smartphone, tablet, laptop or desktop computer. Each calculator is $1.00 + website creation fee from $2 to $7.
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Perpendicular lines, slope, and a point Interactive Calculator
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using point, P1 Formula Recall y = mx + b ; slope form ----- equation 1
y1 = m1 * x1 + b b = ANSWER, y = x + ; written in slope form is the equation of red line. |
If you subscribe to invbat.com you can create your own personal calculator website. You can solve similar problem in less than a minute as you can see in above example. For explanation of theory, your teacher or tutor can help you better because they have a lot of teaching experience about the subject. Also don't forget to search in Google to learn more. Once you acquired enough knowledge, you can go back to INVBAT.COM to speed up your computational thinking.