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About 9 results for "quadratic equations expressions"

Smart hydrogel coating creates stick-slip control of capillary...

Coating the inside of glass microtubes with a polymer hydrogel material dramatically alters the way capillary forces draw water into the tiny structures, researchers have found. The discovery could provide a new way to control microfluidic systems, ... MaterialsToday, 4 weeks ago

Aiding the Development of Extraction Procedures with Response Surface Methodology

When developing analytical methods, parameters such as solvent type and amount, sample size, pH, sorptive phases, temperature, and time are often considered. Experience and chemical knowledge can guide us to appropriate starting points, but ...
 LCGC Magazine1 month ago


The Obama administration undermines classroom order in pursuit of phantom racism. I n March 2010, Secretary of Education Arne Duncan announced that his department was going to reinvigorate civil rights enforcement. The secretary was speaking on ...
 City Journal1 month ago

Heavily Oiled Salt Marsh following the Deepwater Horizon Oil Spill, Ecological Comparisons of Shoreline Cleanup Treatments and Recovery

Introduction The Deepwater Horizon oil spill resulted in the oiling of 796 kilometers (km) of coastal marsh shorelines according to Shoreline Cleanup Assessment Technique (SCAT) surveys during the emergency response [ 1 ]. Of this total, 135 km of ...
 Plosone.org1 month ago

What Science Should We Teach?

You love science! I love science. We each find our specific area of science fascinating, and long ago learned its language and customs. To help our students learn we all need to take the difficult but necessary step of moving to the other side of ...
 SouthEast Education Network1 month ago

Problems and Proofs in Numbers and Algebra

This is a text for a bridge or transition-to-proofs course, but aimed at pre-service middle-school teachers and bright high-school students rather than sophomore math majors. The mathematical level is therefore much lower than we are used to in this ...
 MAA Online1 month ago
Pune Mirror

6 cool maths games for android

By: Dan Price GUIDE Who needs maths skills? Or at least, that's what every schoolchild asks themselves whenever they sit down to solve a quadratic equation or perform trigonometry. Sadly, we all need maths skills. Although high-level calculus ...
 Pune Mirror2 months ago Guide: 6 cool maths games for android  Mumbai Mirror2 months ago

Protected Area Tourism in a Changing Climate: Will Visitation at US National Parks Warm Up or Overheat?

Abstract Climate change will affect not only natural and cultural resources within protected areas but also tourism and visitation patterns. The U.S. National Park Service systematically collects data regarding its 270+ million annual recreation ...
 Plosone.org2 months ago
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