Mathematica needs you! Add, subtract, divide and multiply your way to victory. Meet the Karate Cats and practice spelling, grammar and punctuation as you chop, kick and smash the challenges. Join ...

They can be used to join together two clauses in a sentence. However, the clauses need to make sense on their own. For example: I had a terrible cold. I still went to work. You can add the ...

Abstract: This brief presents a novel Ku-band front-end module (FEM) powered by 3.3 V supply voltage in 65-nm bulk CMOS technology with a focus on reliability. 3-stack structure is adopted in the ...

Look closely at this image, stripped of its caption, and join the moderated conversation about what you and other students see. By The Learning Network Shivani Gonzalez, a TV reporter, joins us in ...

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