Reviews Book For Calculus Of Variations

Texas Instruments TI-84 Plus CE Color Graphing Calculator, Bright White

  • [SCIENTIFIC CALCULATOR WITH GRAPHIC FUNCTION] - This is a scientific calculator that is able to show graphs of formulas. It features a screen large enough to be able to display graphs and equations simultaneously, allowing you to see calculations and corrections in high detail. Its 7 x 3.3 size ensures comfortable use..
  • [MULTIPLE MODES] - This calculator features 3 operating modes: Angular Measurement, Calculation, and Display modes. More information is available in the photos..
  • [OVER 280 FUNCTIONS] - Including fractions, statistics, complex number calculations, linear regression, standard deviation, permutations, and variable solving..
  • Perfect for Advanced and Beginner courses including Pre-Algebra, Algebra I, Algebra II, Geometry, Trigonometry, Calculus, AP Calculus, AP Statistics, Biology, Chemistry, Physics, Finance & Business..
  • If you are not able to turn on the calculator, please press the reset button on the back! If you still have any other issues, we offer a 365-day limited warranty. Please contact us and we will give you a response within 24 hours..
Check Stock

Monogrammed and Personalized (Double Sided) Wooden Bookmark - Antique Design with Tassel - Made in USA

  • Handmade in the USA from only the finest sustainably harvested woods..
  • Precisely detailed woodworking using unique wood grain makes each bookmark a one of a kind..
  • High quality custom color printing of your initials with our antique book spine design, and your custom engraved message on back..
  • Hand-selected hardwoods are chosen for a naturally beautiful look and feel. Complimentary toned wood variations are used along both sides to accent the design and fine craftsmanship..
  • The perfect gift for the reader on your list, easily tucks into a card or book..
Check Stock

Plaque Remover for Teeth - Tartar Remover for Teeth, Dental Calculus Remover Teeth Cleaning Kit

  • Highly efficient: This plaque removal tool uses advanced high frequency vibration technology to remove plaque more effectively than manual dental tools..
  • Protect your gums: The teeth tarter cleaner only starts working when the cleaning head touches the teeth, and stops working when it touches the gums. For new users we recommend starting with SOFT mode..
  • User-friendly: Teeth cleaning kit for plaque remover features 5 switching modes and comes with 3 stainless steel replacement heads and a small handle..
  • LED light and rechargeable: The dental calculus remover has LED lights on top to see your teeth more clearly. Charging with Type C USB, the 1500 mAh battery don't require frequent charging..
  • Waterproof: The dental calculus remover for teeth supports waterproof system and can be washed directly with water..
Check Stock

Bird-X Critter Blaster PRO Sonic Pest Repeller for Animals and Birds, Covers 6 Acres

  • Calculus Remover：Effortless clean up teeth stains from even the hardest to reach areas to mantian your teeth and gums healthy, such as dental calculus, tooth bacterial plaque, tartar and stains..
  • Super Safe：Food-grade silicone,LED auxiliary light and anti-fog mirror ensures you safety when using the Teeth Cleaning Kit while cleaning teeth..
  • A Complete Teeth Cleaning Kit:The teeth stain remover comes with 2pcs stainless steel replacement heads and 2pcs toothbrush heads to clean the surface and the crevice among teeth..
  • 3 Adjustable Cleaning Modes:Supports 3 modes to meet different needs of users..
  • USB Type C Rechargeable & Times Use:Comes with a built-in battery can support 52 times of use (About 5 minutes / time) after 4 hours of charging. Easy to find a USB type-c charging cable (adapter is not included). Itravel without worrying about power loss..
Check Stock

Plaque Remover for Teeth, Teeth Cleaning Kit Tooth Cleaner Calculus Remover, Helps Remove Stain from Tartar, Calculus, Plaque- Teeth Cleaning Tools

  • Calculus Remover：Effortless clean up teeth stains from even the hardest to reach areas to mantian your teeth and gums healthy, such as dental calculus, tooth bacterial plaque, tartar and stains..
  • Super Safe：Food-grade silicone,LED auxiliary light and anti-fog mirror ensures you safety when using the Teeth Cleaning Kit while cleaning teeth..
  • 5 Adjustable Cleaning Modes:Supports 5 modes to meet different needs of users..
  • USB Type C Rechargeable & Times Use:Comes with a built-in battery can support 52 times of use (About 5 minutes / time) after 4 hours of charging. Easy to find a USB type-c charging cable (adapter is not included). Itravel without worrying about power loss..
  • A Complete Teeth Cleaning Kit:No need for floss, water flosser or mouthwash. Enjoy teeth cleaning at home whenever you want!.
Check Stock

Plaque Remover for Teeth, Electric Tooth Cleaner Tartar Remover for Teeth with LED Light,4 Modes Rechargeable Teeth Cleaning Kit with Dental Tools, 2 Replaceable Heads

  • What The Plaque Remover for Teeth Do: This tartar remover for teeth adopts technology, which can effectively and quickly remove dental plaque, calculus, tartar, and stains. The vibration frequency is up to 40 kHz, and it reaches 2,000,000 Vibrations/Minute, which can reduce possible damage to teeth caused by manual dental tools to keep your teeth and gums healthy..
  • Safe & Painless: This tooth cleaner won’t hurt your gums. Because it only works on teeth or hard objects. When the cleaning head touches hard plaques, it will start vibrating. When touching gums or soft skin, it will stop vibrating to keep gums safe. (Note: The handle will not vibrate and without sound. Use it on your teeth and you will feel it working.).
  • 4 Safe Cleaning Modes & LED Light: The teeth cleaner has 4 modes, including the Soft, Normal, Middle, and Strong modes, which is suitable for adults, teenager, elder, pets, braces, even the beginners with sensitive teeth. The built-in led light can help you view dental stains clearly. (Note: For beginners, we would recommend using the Soft Mode and light touch until you are used to the feel of using it.).
  • Portable, Rechargeable & Waterproof: This teeth cleaning kit comes with a USB charging cable. You can charge it with the USB socket, suc....
Check Stock

Casio FX-991EX Engineering/Scientific Calculator, Black, 3" x 6.5" x 0.4"

  • [SCIENTIFIC CALCULATOR WITH GRAPHIC FUNCTION] - This is a scientific calculator that is able to show graphs of formulas. It features a screen large enough to be able to display graphs and equations simultaneously, allowing you to see calculations and corrections in high detail. Its 7 x 3.3 size ensures comfortable use..
  • [MULTIPLE MODES] - This calculator features 3 operating modes: Angular Measurement, Calculation, and Display modes. More information is available in the photos..
  • [OVER 280 FUNCTIONS] - Including fractions, statistics, complex number calculations, linear regression, standard deviation, permutations, and variable solving..
  • Perfect for Advanced and Beginner courses including Pre-Algebra, Algebra I, Algebra II, Geometry, Trigonometry, Calculus, AP Calculus, AP Statistics, Biology, Chemistry, Physics, Finance & Business..
  • If you are not able to turn on the calculator, please press the reset button on the back! If you still have any other issues, we offer a 365-day limited warranty. Please contact us and we will give you a response within 24 hours..
Check Stock

Plaque Remover for Teeth, 5 Modes Ultrasonic Tooth Cleaner, Electric Teeth Cleaning Tool Kit for Removing Residue Tartar Tooth Stain Calculus, Portable Dental Care for Adult Pets

  • ...ults, children or pets. (Reminder: Beginners are advised to start with the soft mode, don't let the tip stay in contact with one spot for too long)..
  • 【Plaque Remover for Teeth Efficiently】The Electric Tooth Cleaner comes with 2 stainless steel replaceable heads for deeper cleaning of teeth. One head for cleaning calculus and stains on the gums and between teeth. The other head for removing large calculus on the neck and sides of the teeth. The additional dental mirror helps you to clean your teeth more efficiently and deeply. Comprehensively care for your oral health..
  • 【USB Charging, Portable to Carry】It’s compact and lightweight. Easy to hold with charging quite fast using the cable included. Every 10 mins of operation, the dental scaler is automatically powered off to prevent overheating of the working head. No more expensive dentist bills to remove calculus at home yourself or for your pet. If you have any questions about the teeth cleaning tools, please feel free to contact us.
  • Note: Some may think the dental tools is defective because it has no vibration and working sound, if you have similar doubts, please try it on your teeth or other hard objects.
Check Stock

Dog Chew Toys, Puppy Toothbrush Clean Teeth Interactive Corn Toys, Dog Toys Aggressive Chewers Meduium Large Breed

  • New Design: the newly designed zigzag-shaped molars can be brushed to pet dog's calculus both horizontally and vertically..
  • Effectively Clean Teeth: according to the features of dog's teeth, the novel designed molar protrusions are zigzag and arranged horizontally and vertically, which can thoroughly clean dog's incisors, fangs and molars when playing the toy, calculus effectively, fully protecting dog's dental health..
  • Healthy Material: this product is made of healthy and bite resistant TPR material, which will not be deformed even if dog plays with it for a long time, this product is suitable to small ,medium, and large dogs in any breeds..
  • Good For: playing with this toy regularly will relive dog's anxiety and improve IQ when they are at home by themselves, preventing destroy from furniture and clothes, it is come true that dogs brush teeth by themselves..
  • Satisfactory Service: Our dog chew toys have been strictly tested, please don’t worry the quality of our products. We provide satisfactory after-sales service.
Check Stock